- Foods that are not yet cooked or that contain water (e.g., spinach) should be blotted dry, drained thoroughly, and then placed on a baking sheet lined with parchment paper.
- The frozen food product should then be transferred to the freezer.
Table of Contents
- Second Answer
- Can you freeze spinach without blanching?
- Can you freeze a bag of spinach?
- Should I cook spinach before freezing?
- Will freezing ruin spinach?
- What happens if you freeze vegetables without blanching?
- How do you flash freeze spinach?
- Can you freeze spinach in a plastic container?
- How do you use frozen spinach?
- How do you thaw frozen spinach?
- Can you cook spinach and then freeze it?
- Does blanching spinach remove nutrients?
- Should I Blanch spinach?
- How long is fresh spinach good for in the freezer?
- How Long Does Frozen spinach last in fridge?
- How do you preserve spinach?
- How do you blanch spinach?
- How do you freeze leafy greens without blanching?
- What vegetables do you not have to blanch before freezing?
- Can fresh spinach and kale be frozen?
- How do you freeze spinach in ice cube trays?
- Can we freeze lettuce?
- Can you freeze Silverbeet?
- Can you eat frozen spinach raw?
- Can you freeze cucumbers?
- Can I fry frozen spinach?
- How do you use frozen spinach instead of fresh?
- Does frozen spinach work in smoothies?
- Is frozen spinach any good?
- Is frozen spinach healthy?
- How do you blanch?
- Can you freeze carrots?
- What happens if you eat spinach everyday?
- Is blanching good or bad?
- What is the healthiest way to eat spinach?
- How do you store blanched spinach?
- Can you thaw frozen spinach on the counter?
- How can you tell if frozen spinach has gone bad?
- How do you clean raw spinach?
- Why is frozen spinach better than fresh?
- How do you prolong the life of spinach?
- How do you keep bagged spinach fresh longer?
The key to freezing spinach is to freeze it as quickly as possible. This can be accomplished by either putting the fresh spinach in a microwave to cook, then immediately transferring it into a freezer bag for quick cooling, or by blanching the spinach first and then freezing it, before it has time to cool.
I am not sure if this answer is what you are looking for, but that’s all I have been able to find so far.
check out How To Freeze Fresh Peaches For Pies?
Can you freeze spinach without blanching?
Blanching is a process that involves bringing the food to a boil and then immersing it in cold water. It is often used as a way to preserve vegetables by removing their natural enzymes. Blanching can be done either before freezing or after freezing. If blanching is done before freezing, the vegetables need to be immediately frozen because they will not keep for any length of time once out of the hot water.
Freezing without blanching does not result in a change in the nutrient content of spinach. Freezing spinach will cause the texture to become mushy, which can prevent it from being used for salad greens. The water-soluble vitamins are less stable during freezing and thawing than other nutrients. Spinach has vitamin C, folate, magnesium, potassium, iron, carotenoids, and phytonutrients that are sensitive to freezing.
Can you freeze a bag of spinach?
A bag of spinach can be frozen for later use. Thawing and washing spinach before cooking also helps make sure the spinach tastes fresh when eaten. It is important to not overcook when thawing and cooking, as it can disrupt the flavor and texture of the spinach. The most popular way to cook frozen spinach is by adding it to a saute pan with olive oil and garlic, and then stirring in some lemon juice just before serving.
Yes, a bag of spinach can be frozen. It is best to freeze it as soon as you open the fresh bag, and remove as much air as possible before sealing the bag. When it is time to cook with the spinach, allow it to thaw in the refrigerator or on the counter before cooking.
Should I cook spinach before freezing?
There are different ways to pre-cook spinach successfully before freezing. For instance, you can cook spinach in the microwave or in a pot on the stovetop. If you choose to cook spinach in the microwave, it should be done for about 5 minutes on high. This is the proper cooking time for both microwaves and microwave ovens that have a rotating plate. If you choose to cook spinach on the stovetop, add some water to a pot and place it over medium heat.
Processing of frozen spinach before cooking is necessary for the increased product quality and safety. This is because any residues of bacteria or other pathogens on the leaf can be completely eliminated by blanching (rapid boiling). A second benefit of pre-processing frozen spinach is that it reduces the net weight loss during cooking. This process also increases the amount of vitamins and minerals in the product due to retention, as well as preserving many of the delicate flavours.
Will freezing ruin spinach?
Freezing will not ruin the spinach. If the spinach is frozen incorrectly it can break down and become soggy and flavorless. To avoid this, use a good quality freezer bag and remove as much air as possible before sealing the bag. Once you place the spinach in the freezer, do not open or move it until it is ready to be eaten.
Spinach is a sensitive plant and will not be able to withstand freezing temperatures. Freezing can affect the cell membranes and water content of the spinach leaves, resulting in the leaves becoming limp and wilted. This loss of texture and flavor has an adverse effect on the plant as it is not as easily digestible. The break down of cells due to ice crystals also effects some nutrients such as iron, calcium, and vitamin C.
What happens if you freeze vegetables without blanching?
If vegetables are frozen without blanching, and then defrosted, they will undergo a change in texture. The cells will break down and release cell sap, leading to softening of the product. Cracks will also form on the surface. This can lead to microbial growth and spoilage of the food (or even pathogens such as listeria).
If vegetables are frozen without blanching, they will loose their bright colors and natural flavors. This is because the water in the vegetable cells will expand in the freezer to form ice. This process can damage cell membranes, which may release enzymes needed for flavor production.
How do you flash freeze spinach?
The process of flash freezing spinach is a type of blanching. The spinach leaves are blanched in hot water for a few seconds, then transferred to ice water to stop the cooking process. They are then drained and placed on a tray in the freezer, which will gradually freeze them. This last step can take some time, so it’s important to prepare enough spinach leaves for the task before beginning the process.
Thawing spinach can be a difficult process. One way to solve this issue is to flash freeze the vegetable. Flash freezing is when the food product is frozen very quickly, often in liquid nitrogen or with an ice slurry. For spinach, blanching (a method of cooking in boiling water) and then chilling it is recommended. Afterward, chill it in an ice bath and then place the leaves on wire racks and put them in a freezer for about half an hour.
Can you freeze spinach in a plastic container?
The answer to this question is simple; YES! You can freeze spinach in any type of container, as long as it is properly sealed. Freezing spinach will release the nutrients within the vegetable and make it last much longer than if you were to store it at room temperature. When you are ready for the frozen vegetables, simply break off chunks and cook your desired meals.
No, it is not possible to freeze spinach in a plastic container. The high water content of this vegetable means that the cells will burst causing the spinach to spoil. This can result in bacteria growing on the spinach which will have an increasingly pungent odor and flavor. Left without protection, there are also risks of foodborne illness from bacterial growth on raw spinach since it is typically consumed raw.
How do you use frozen spinach?
Frozen spinach is largely used in recipes for soups, lasagna, pasta, and enchiladas. It can be substituted for fresh spinach or added to dishes that already contain dried or frozen spinach. The most common way to add the product is to add it in before cooking with a liquid such as water or stock. Frozen spinach will become thawed by the time it reaches optimum cooking temperature which typically ranges from 160 degrees Fahrenheit – 180 degrees Fahrenheit.
Frozen spinach can be used in a variety of dishes. Spinach is often added to pasta dishes, soups and sauces for additional flavor and nutritional value. It also adds color and texture to many dishes without significantly altering the taste. The best way to use frozen spinach is to thaw it, rinse and drain the liquid and then sauté in a skillet or in a pot with olive oil until wilted.
How do you thaw frozen spinach?
If someone’s looking for how to thaw frozen spinach, the first thing they should do is put it in a bowl and cover it with cold water. This will take care of the problem quickly. After this, they should remove the spinach from the water and drain it, to avoid possible food poisoning. The last step is to cook the spinach according to their preference.
I use a microwave to thaw frozen spinach. I place it in a microwavable dish and cook on high for 2-3 minutes. After, I check the texture of the spinach and cook for another minute if necessary.
Can you cook spinach and then freeze it?
This is a question that can be answered in two different ways. The first answer is that spinach can be cooked and then frozen. Frozen spinach will not have the same texture as fresh, because it will be very rigid when thawed. However, it can still be eaten and provides a nutrient boost to any dish. In order to freeze spinach, it needs to be blanched before being cooled and packaged in freezer safe bags or containers with airtight seals.
This is a difficult question to answer due to the many variables that could affect this process. If you are freezing spinach in order to use it later in the week, you should cook it before freezing. This will kill any harmful bacteria and allow for more full preservation of color, taste, and nutrients. Freezing cooked spinach is not recommended because of the loss of flavor compounds. If you need to freeze spinach raw, you can blanch it first. I hope this helps!
Does blanching spinach remove nutrients?
Blanching spinach does not remove nutrients, but it can change the flavor of the spinach. Some compounds in raw spinach are altered by heat while others are preserved.
Blanching spinach does not remove nutrients. Nutrients are in the leaves and in the roots of a plant, and blanching only removes the leaves. The roots contain plenty of nutrients that were not removed by blanching.
Should I Blanch spinach?
Blanching is a process where vegetables are cooked in boiling water for a short period of time before being placed in cold water to stop the cooking process. This can be done at home or by professional chefs in order to preserve the taste, color, and texture of food items.
Blanching is not necessary when preparing spinach because it only requires 5 minutes of cooking time before it should be removed from heat.
Blanching is the process of dunking vegetables into boiling water for a short time, usually between one minute and five minutes, depending on the vegetable. Blanching can be used to loosen up tough fibers so that the vegetables are easier to chew or to soften them so they don’t taste as strong. The main reason people blanch vegetables is because it removes any insects that may have landed on them while they were growing in the field.
How long is fresh spinach good for in the freezer?
It is recommended to freeze spinach in 1-2 cup portions for up to 12 months. To do so, it should be washed, blanched for 1 minute in boiling water and then cooled. The blanching time may need to be adjusted based on the specific freshness of the spinach. It can then be frozen in a freezer bag or hard container.
The fresh spinach will last for an indefinite amount of time in the freezer. The optimal life span of a frozen vegetable is within six months of being stored in the freezer, but some vegetables can store for more than a year.
How Long Does Frozen spinach last in fridge?
It is important to note that the lifespan of frozen spinach in your fridge varies on the quality of the product. If it is fresh, then it can last up to 10 days. However, if the spinach has lost its freshness over time, then it may only last up to 3 days. To achieve best results, make sure that you always consume it before the expiration date on the package.
Frozen spinach will maintain its quality for about 18 months in the fridge. Freezing fresh spinach not only preserves it longer but also helps preserve its nutrients. Freezing spinach also partially breaks down some of the enzymes that cause spoilage and delays browning, so frozen spinach may appear fresher than fresh spinach.
How do you preserve spinach?
Fresh spinach is a leafy green vegetable that can be kept fresh and crisp by removing the leaves from the base of the stem and storing them in a plastic bag with a paper towel to absorb excess moisture. Spinach can also be frozen by slicing it into thin strips, then freezing it on a baking sheet until solid.
The freezing process is the most effective way to preserve spinach. Spinach is full of water and as such, it requires a high level of coldness in order to prevent cells from freezing and rupturing. Therefore, the minimum temperature for successful preservation of spinach is 0°F (-18°C).
How do you blanch spinach?
It is recommended that spinach should be blanched before eating. To blanch, boil the spinach in the water until it is bright green. The water can then be drained and the spinach will be cool enough to eat.
Blanching spinach involves boiling it for a few minutes, then immediately shocking the spinach in ice water to stop the cooking process. This produces a bright green color and tender texture.
How do you freeze leafy greens without blanching?
Leafy greens are typically blanched before freezing because the water inside them freezes faster than the cells in their leaves. However, you can freeze leafy greens without blanching by simply submerging the leaves in water and then placing them in a Ziploc bag. The water will prevent ice crystals from forming inside your leafy greens while they are frozen.
One way to freeze leafy greens without blanching would be to first remove any dirt or other debris, then put them in a single layer on a cookie sheet. Put the cookie sheet in the freezer for about 30 minutes, after which they are ready for storage. Another way would be to place them in a plastic baggie with as much air as possible removed before placing it in the freezer.
What vegetables do you not have to blanch before freezing?
It is not necessary to blanch vegetables before freezing, as the heat of the water will destroy enzymes. Some vegetables may need to be cut into smaller pieces or peeled, depending on their texture.
There are some vegetables that do not need to be blanched before freezing such as asparagus, broccoli, carrots, cauliflower, celery, cucumbers, green beans, leafy greens and summer squashes. This is because these vegetables have a high water content and it will prevent bacteria from growing.
Can fresh spinach and kale be frozen?
Fresh spinach and kale are highly perishable due to their high water content. Therefore, it is difficult to freeze them because they will lose their flavor and texture when frozen. Freezing might also cause the vegetables to develop ice crystals which affect the flavor of the product.
The answer to this question depends on the following factors: the condition of the produce, the quality of freezer storage, and the length of time that it will be stored after being frozen. Generally speaking, it is not recommended that fresh spinach and kale be frozen because they contain too much water. This leads to an increase in free frost after thawing which can lead to spoilage, loss of nutrients, and flavor deterioration.
How do you freeze spinach in ice cube trays?
In order to freeze spinach in ice cube trays, it is necessary to thoroughly wash the spinach leaves. Place the leaves on a plate and place the plate in a freezer for a few hours or until the spinach has frozen into a solid block. Remove the frozen block from the plate and cut it into 1/2 inch cubes. Place these cubes in an ice cube tray lined with plastic wrap, then remove the plastic wrap and put each ice cube into a resealable freezer bag.
Freezing spinach in ice cube trays is the best way to preserve its flavor. There are many recipes that call for frozen spinach, so it can be difficult to predict how much you’ll need. When you use an ice cube tray, one tray will make about 10 cubes, which is enough to serve 4 people. To prepare your spinach for freezing, wash it thoroughly before placing it in the ice cube tray.
Can we freeze lettuce?
The answer to this question is not a straightforward “yes” or “no.” Freezing lettuce can make it unhealthy for consumption because the nutrient content in lettuce will degrade over time. In order for lettuce to be safe after being frozen, the lettuce must be frozen at a very specific temperature and packaged in a vacuum-sealed bag.
It is not recommended to freeze lettuce. Freezing lettuce can zap it of its nutritional value, making it less nutritious overall. Frozen lettuce will also experience significant shrinkage when thawed due to water loss in the cold temperature.
Can you freeze Silverbeet?
In order to freeze Silverbeet, it is first necessary to blanch the leaves in a pot of boiling water for a few minutes. This will remove some of the excess oxalic acid from the leaves, which can cause a bad taste and/or digestive issues if consumed. One can then place these leaves in a gallon freezer-safe bag and store it in the freezer.
Yes, freezing is not typically considered to be successful for vegetables, but some vegetables are better than others. There are two factors that will play into whether or not you can successfully freeze Silverbeet: how it is frozen and the shape of the vegetable. The success rate of freezing Silverbeet will depend on how long it is kept in the freezer and at what temperature.
Can you eat frozen spinach raw?
The frozen spinach is not going to be able to keep any of its nutritional value when eaten raw due to the oxidation that will occur when it is in a cold environment.
It is not recommended to eat frozen spinach raw because it may contain traces of bacteria. Frozen spinach contains a lot of water, so when frozen it will be very difficult to thaw out to the point where it can be eaten raw. Frozen spinach should be cooked before eating.
Can you freeze cucumbers?
The answer to this question is “yes.” The process of freezing cucumbers is called “blanching,” and it involves submerging the fruit in hot water and then cooling them on ice. This process removes heat from cucumbers while also maintaining their nutritional value, flavor, and color.
Cucumbers are perishable, they will go bad in a matter of days if not refrigerated. Therefore, they cannot be frozen. They can be canned or pickled, however.
Can I fry frozen spinach?
Yes, one can fry frozen spinach. The water inside the spinach will turn to steam and create a protective barrier for the leaves. This allows the heat from the oil to reach it and cook it. The water does not escape since there is no air between the leaves. Frozen spinach leaves also contain less liquid than fresh spinach, which means they do not release as much liquid when fried.
Frozen spinach is not able to be fried because the water inside of them has already been frozen. The only way the water could escape is if it was heated up so hot that it would come out in gaseous form. This would ruin the taste of the food also.
How do you use frozen spinach instead of fresh?
When preparing spinach in a recipe, it is often substituted for fresh in order to save time and money. The best way to use frozen spinach is to first thaw the bag by dunking it into a large bowl of cold water and then squeezing out any excess liquid. This will take about 30 minutes and you will end up with a softer consistency.
Cooking with frozen spinach is more convenient because it doesn’t require thawing. Frozen spinach can be added to dishes that are being cooked on the stove or even before they are baked. The only downside of using frozen spinach is that it tends to water down sauces because of its high water content.
Does frozen spinach work in smoothies?
A common misconception is that frozen spinach can be used in smoothies. This is not the case as the high volume of ice found in most smoothies will cause the high volume of water to dilute the nutrients and taste of any vegetables present, including spinach.
Adding frozen spinach to a smoothie does not work because it is usually just a thick soup of ingredients and adding more water will just dilute all the other flavors and nutrients.
No, frozen spinach does not work for smoothies. If the blender’s purpose is to emulsify the ingredients, then frozen spinach will not do well because it will break down and create a watery mixture. If the blender’s purpose is to pulverize the ingredients, then freezing spinach would be fine, but may not blend as well as a fresh package of spinach due to a change in texture.
Is frozen spinach any good?
The use of frozen spinach is controversial. While some consumers believe that there is not enough nutritional value in it, many others disagree. A study conducted by the U.S Department of Agriculture concluded that frozen vegetables have as much or more nutrient content as their fresh counterparts. Moreover, they are often picked and blanched at the height of freshness, so they retain a higher level of vitamins and minerals.
In the context of spinach, “frozen” is not a good word to use in the phrase. Frozen dishes are usually prepared by placing food in a sealed container and freezing it at a low temperature for a period of time. This process exploits the natural changes that occur when water freezes and pulls out moisture from the food. After being frozen, cooked foods may appear dry and pasty because they lost much of their original juice content.
Is frozen spinach healthy?
Frozen spinach is not as healthy as fresh spinach because it can contain higher levels of lead and arsenic, which are both carcinogens.
Frozen spinach is not healthy because the vegetables are frozen. Frozen spinach is at risk of picking up bacteria and food particles, and this can lead to health-related issues such as infection and diarrhea. Freezing also destroys many of the nutrients found in the vegetable.
How do you blanch?
Blanching is the process of precooking or partially cooking food, usually vegetables, in boiling water. It is typically done to vegetables like potatoes, onions and garlic before freezing them, since it helps stop enzyme action which can lead to degradation of the vegetable’s texture.
Blanching is the act of submerging food in boiling water to destroy microorganisms found on its surface, especially when cooking vegetables. The process utilizes the “high heat/short time” principle by immersing the food in boiling water for less than 2 minutes.
Can you freeze carrots?
Can you freeze carrots? No, this is not recommended. Freezing the vegetable will cause the carrot to become an even softer texture than before. The natural sugars in carrots, which are what makes them sweet, will break down into sugar alcohols that are not as flavorful as before due to their lactone form. The freezing process can also cause a molecular rearrangement of the water and sugar molecules as well as the oxidation of some components.
The simplest definition for freezing carrots is to store the vegetable in a controlled environment at a low temperature. There are several versions of how to go about this, including:
- Place the produce in an airtight container and put it into the freezer.
- Line a baking sheet with wax paper, place the vegetables on top and freeze them.
- Cut up vegetables and place them in a single layer on the bottom of a freezer bag.
What happens if you eat spinach everyday?
When you eat spinach every single day, your body eliminates some of the nutrients it needs. This can lead to anemia (fatigue, weakness, mouth ulcers), diarrhea, and stunted growth in children.
If you eat spinach every day, eventually the body will become saturated with oxalate. The result is an increased risk of kidney stones.
Is blanching good or bad?
Blanching is good when it assures that the food won’t discolor or overcook in the final stage of cooking. It enhances the color and flavor of vegetables, fruits, beans, peas, etc.
Blanching is a process of briefly dipping vegetables into boiling water to cook them, before shocking in ice water to preserve the color. On the surface, blanching might seem bad because it requires boiling water which emits greenhouse gases when released into the atmosphere. However, this is not the case! Blanching is essential for preserving color when freezing vegetables because when they are frozen they are often stored at colder temperatures where darker colors will turn brown or black.
What is the healthiest way to eat spinach?
The healthiest way to eat spinach is to cook it in a non-stick pan with a little bit of oil, and then dressed with lemon juice. This will allow the leafy vegetables to retain more nutrients than if they were eaten raw. Additionally, it also has less cellulose and is easier to digest than its uncooked counterpart. Eating spinach this way will give you more of the health benefits that come from eating this leafy vegetable.
A person should eat spinach in order to ensure their daily intake of vitamins A, C, D, K, B-6 and folate. It is best to eat spinach raw, boiled or lightly cooked. Consuming spinach on a regular basis can help reduce the risk of developing type 2 diabetes, heart disease and some types of cancer. It is important to note that spinach contains oxalates in the form of calcium oxalate which contribute to kidney stones when consumed in excess.
How do you store blanched spinach?
Blanched spinach is a type of cooking technique in which the leaves or stalks of vegetables such as broccoli, cauliflower, and spinach are boiled in water with some salt. One might store blanched spinach by freezing it in ziploc bags to preserve its freshness. This is because blanching the leaves of the vegetable kills bacteria that cause spoiling. A person could also freeze and then thaw and drain the blanched spinach before using it in a dish.
To store blanched spinach, it is important to dry the leaves with paper towel or kitchen towel. Once dry, it can be stored in a Ziploc bag for 3-4 days before its quality starts to decrease. This technique will prevent moisture from building up and wilting spinach.
Can you thaw frozen spinach on the counter?
In general, it is not recommended that you thaw frozen food by leaving it on the counter. This is because the heat from the air directly around the food can raise its temperature too high, which can lead to bacteria growth. This is especially problematic with leafy greens like spinach, which are especially prone to bacterial growth because of their high moisture content.
The act of thawing frozen spinach on the counter can be quite dangerous since the product remains cold for an increased amount of time, thus posing a greater risk for foodborne illness. An alternative to this is to use a microwave in order to propagate an even distribution of heat throughout the entire package.
How can you tell if frozen spinach has gone bad?
A way to tell if frozen spinach has gone bad is by checking to see if it has a darker green color or other discolorations. If the spinach is beginning to have an unpleasant smell, this should be a sign that it is no longer safe for consumption. For more information on recognizing if other foods have gone bad, visit the CDC website at http://www.cdc.gov/.
The freshness of the spinach can be determined by smell, texture, and color. If there is a sour smell when opening the package, the spinach is no longer safe to eat. The spinach should also feel moist when touched; if it’s dry or clumpy, it is no longer safe to eat. The color of the spinach should appear green; bluish-green signifies that the leaf has turned dark due to contamination with bacteria.
How do you clean raw spinach?
To clean spinach, it is imperative to either rinse the leaves in cold water or soak them in cold water for five minutes. This will help remove dirt and grit, but it is still important to use a stiff bristled brush to remove any remaining residue on the surface of the leaves. It’s also important to use cold water instead of hot which can discolor the plant.
In order to clean raw spinach, one must first rinse the vegetable thoroughly in cold water. After this is done, it should be blanched for about 3 minutes after which the leaves should be rinsed again with cold water and then chopped. Next, it should be heated at a temperature of 170 F for about 1 minute before being cooled. The last step is to dry the spinach completely to avoid bacterial growth.
Why is frozen spinach better than fresh?
Frozen spinach is better than fresh because fresh may be more susceptible to bacteria, and frozen spinach preserves its nutritional value. This is due to the fact that packing houses freeze spinach in blanching water, which kills any microorganisms that may have come into contact with it before packaging. Additionally, freezing vegetables in general has been shown to slow the loss of nutrients during storage.
A great deal of produce is lost to spoilage or large-scale distribution during the summer months. To compensate for the loss, most grocery stores turn to frozen vegetables – most notably frozen spinach. Unlike fresh spinach, frozen spinach remains unspoiled during transportation and storage, which saves money and time.
Frozen foods are often cheaper than fresh ones because they can be stored with less spoilage.
How do you prolong the life of spinach?
Salting spinach will reduce the water content of the vegetable. To keep the original flavor, it is recommended to salt for about 30 minutes before rinsing and draining. This process will make the vitamin C more accessible to the body. Rinse the spinach under running water and dry it with a towel. If you use oil, make sure it’s not coconut oil, which has a high content of saturated fats that can significantly raise cholesterol levels.
An easy way to prolong the life of spinach is by keeping it cold and moist. Simply place it in a sealed plastic bag and store it in the refrigerator. The spinach will last twice as long compared to when stored out on the counter at room temperature.
How do you keep bagged spinach fresh longer?
In order to keep bagged spinach fresh longer the consumer should place them in a damp paper towel and place them in a resealable plastic bag, then store the bag in a crisper.
There are a number of ways to keep bagged spinach fresh for longer. One way is to store the spinach in a plastic container with a lid that has a tight seal, and then put this container inside another transparent container such as one made out of glass. Another way to extend the life of bagged spinach is by storing it in either an airtight plastic bag or sealed paper bag in the fridge. These techniques will lower the risk of shriveling and wilting.