To prepare broccoli rabe for freezing, begin by blanching the broccoli in hot water for approximately 3 minutes. Drain the broccoli and put it in a Ziplock bag. Immediately place into a freezer that is set at 0 degrees or colder. The broccoli will then remain in good condition for up to one year in the freezer.
Table of Contents
- Second Method
- Can I freeze raw Broccoli Rabe?
- Can I freeze Broccoli Rabe without blanching?
- Can you freeze rapini without blanching?
- Can u freeze cooked Broccoli Rabe?
- How do you store broccoli rabe?
- How long can you keep broccoli rabe in the fridge?
- Is yellow broccoli rabe bad?
- What should broccoli rabe look like?
- How do I freeze broccoli?
- What vegetables can you freeze without blanching?
- Can you vacuum seal vegetables without blanching?
- Can you freeze chard?
- Can you freeze broccoli rabe and sausage?
- Can I reheat broccoli rabe?
- How long does cooked broccoli last in the fridge?
- How do you store Rabe?
- What is the best way to store broccoli?
- How do you buy broccoli?
- Can you eat wilted broccoli rabe?
- What is broccoli rabe good for?
- Is broccolini the same as broccoli rabe?
- How is broccoli rabe different from broccoli?
- Are Chinese broccoli and broccoli rabe the same?
- What is rapini called in Australia?
- Can I freeze fresh broccoli and cauliflower without blanching?
- Can you blanch frozen broccoli?
- Can broccoli plants take a freeze?
- What happens if you don’t blanch a vegetable before freezing it?
- Is blanching good or bad?
- How long can you freeze vegetables without blanching?
- What are the disadvantages of vacuum packaging?
- What foods should not be vacuum sealed?
- Can you vacuum seal onions and freeze them?
- What is the best way to freeze Swiss chard?
- Do you have to blanch zucchini before freezing?
- Can you freeze courgettes?
- How do you pronounce Rabe?
- Why do you have to blanch broccoli rabe?
- How do you reheat sauteed broccoli?
- Can you reheat broccoli in microwave?
- How do you store blanched broccoli?
- Are brown spots on broccoli bad?
- How long do you blanch broccoli for?
Culinary schools teach the technique of blanching vegetables before freezing them. Blanching involves holding the vegetables in boiling water for several minutes, then immediately cooling them with ice water to stop the cooking process. This insures that your frozen vegetables will taste as fresh as possible when you thaw them out for use.
Can I freeze raw Broccoli Rabe?
Broccoli rabe is a member of the Brassica genus and is a leafy green plant that belongs to the Brassicaceae family. It can be used as a substitute for broccoli and turnips. Broccoli rabe is so called because it can grow up to 3 ft tall, with large purple flowers on stalks. These flowers are pollinated by bees, flies, and wind.
The answer to the question about freezing broccolini rabe is that it can be frozen, but should be blanched before being frozen. Blanching the vegetable will help prevent it from going bad during the freezing process and can help extend its shelf life. Check out can i freeze a gallon of milk?
Can I freeze Broccoli Rabe without blanching?
Yes, you can freeze broccoli rabe without blanching. To prepare for freezing, wash and dry the broccoli rabe thoroughly and remove any yellow leaves or damaged portions. Chop the broccoli rabe into small pieces and place in a freezer-safe container or bag. Place in your freezer until ready to use. When ready to cook, allow to thaw completely before cooking as it will not take as long as fresh broccoli. This will ensure that it’s still crispy when cooked.
It is not necessary to blanch broccoli rabe before freezing it.
Can you freeze rapini without blanching?
Raphanus rapa is a green vegetable which is high in iron and vitamin C. Rapini is the Italian word for the broccoli relative, but which can also refer to other related vegetables such as turnip greens, bok choy, and Chinese cabbage. The plant itself is harvested when young, before it has grown roots. Blanching causes heat-damaged cells to rupture at temperatures below boiling point so that cooking times are shorter than for unblanched food.
Rapini is a type of vegetable that can be frozen without blanching if cooked beforehand. Some people may be hesitant to do this because of the time and energy put into cooking the rapini, but studies have shown that rapini does not lose any nutrients when frozen and can be cooked and eaten after thawing.
Can u freeze cooked Broccoli Rabe?
Although I could not find any research or information about this, I found that broccoli rabe is typically frozen raw when in season. The plant has what is called “a long chilling requirement” which means that it should be stored in cool dry place to maximize its quality and shelf-life. When you cook the leaves, they break down and become soggy which would not make for an enjoyable eating experience.
Yes, broccoli rabe can be frozen. There is some debate about how well it freezes, but many people say that the frozen version of this vegetable is just as delicious as fresh broccoli rabe. Some people say that the texture becomes mushy, but others say that the texture still maintains its quality.
How do you store broccoli rabe?
Broccoli rabe is a leafy green that can be stored in the fridge in an airtight container for up to 3 days. To store, rinse, dry thoroughly and cut out any limp or browned leaves. Slice off the bottom inch of the stem, then store in an airtight container to preserve crispness.
Broccoli rabe is best stored in the refrigerator. It can last up to 4 weeks if properly refrigerated with a humidity of 73%. To optimally store the broccoli rabe, place it in a plastic bag and seal tightly shut. In order to prevent moisture from accumulating on the broccoli rabe it must be placed in a dry area.
Broccoli rabe is best stored in the refrigerator. It can last up to 4 weeks if properly refrigerated with a humidity of 73%.
How long can you keep broccoli rabe in the fridge?
Broccoli rabe is a leafy vegetable in the cruciferous family that can be found in grocery stores year-round. The leaves are usually eaten raw, while the stems are typically cooked. Broccoli raab should be kept in an airtight container when it is not being used to prevent it from becoming wilted or slimy. Once wilted, broccoli raab should be discarded.
The storage time for rabe is only around 2 to 3 days. It should be stored in a plastic bag and kept in the coldest part of the fridge, like the vegetable crisper drawers. However, it is best not to keep this for more than 5 days because its flavor and texture will deteriorate.
Is yellow broccoli rabe bad?
Yellow Broccoli Rabe is less popular than regular broccoli rabe. The color of yellow broccoli rabe is what gives it its name. Therefore, the color of this vegetable does not spoil the taste or health benefits that are offered by regular broccoli rabe.
Yellow broccoli rabe is bad because the saponins in the plant have a bitter taste which is not as well tolerated as other brassica plants.
What should broccoli rabe look like?
Broccoli rabe is a green leafy vegetable that has a bitter taste because of the high concentration of glucosinolates. The food should have dark green leaves with light green stalks, which are sometimes purple in color. It should also have a sweet smell and be free of pests.
Broccoli rabe is a plant in the cabbage family, Brassica oleracea, known by common names including rapini, broccoli raab, and rabe. It is usually eaten cooked or raw. The leaves are dark green with large white flowers on slender stalks. The leaves are eaten, either raw or cooked.
It should look like dark green leaves with sprigs of white flowers on them.
How do I freeze broccoli?
To freeze broccoli, begin by washing the broccoli in cold water before patting it dry. Place the broccoli in a zip-top bag and remove all excess air to avoid creating ice crystals. Place the bag in the freezer with the zipper on top facing up, so that when it’s time to use them, you can easily remove them from the freezer without opening up too much of the bag.
The best way to freeze broccoli is to blanch it and then freeze. The first step is to trim and chop the heads into uniform pieces. One should then allow the heads to sit in ice water for a few minutes. After this, place them quickly in boiling water for about 2 minutes. Keep them in ice water for a few minutes after cooking, drain, and let cool completely before freezing.
What vegetables can you freeze without blanching?
Some vegetables can be frozen without blanching, though it is recommended to do so for certain vegetables. Frozen foods are typically better than canned because they do not contain any preservatives and the texture of the food is more appetizing after they are microwaved or baked.
Blanching vegetables (some people say to “blanch”) is a cooking technique that involves boiling them in a pot of water, then immediately immersing them in a container of ice water. The purpose of this process is to stop the cooking process and keep the vegetables from changing color, altering flavor, or becoming mushy.
Can you vacuum seal vegetables without blanching?
Blanching is a cooking technique in which the vegetables are first boiled and then plunged into ice water to cool. This technique is used before vacuum sealing so that the blanching water-soluble vitamins and minerals do not drain out of the vegetables and get lost. Can you vacuum seal vegetables without blanching? No, because this technique removes air from the bag which can cause oxidation of these water-soluble nutrients.
The answer is yes, but it will not last as long as blanched vegetables. Vacuum sealing vegetables without blanching is done by first washing the veggies, peeling them if needed, and then vacuum sealing them with a machine.
Can you freeze chard?
Chard can be frozen, but it is less sturdy than spinach or kale. It will maintain some of its texture and flavor after thawing, but will not maintain its crispness. When cooking with chard, you should make sure to cook it for a shorter period of time than other leafy greens to prevent overcooking. Chard can be frozen at any point in the growing cycle, including during the seedling stage.
Horticulturists can freeze chard, but it is not recommended. This may cause the leaves to go limp when they are thawed, which will cause the texture to be undesirable. The best way to store chard is in a sealed plastic bag or container in the refrigerator.
Can you freeze broccoli rabe and sausage?
We can freeze broccoli rabe and sausage, though it will not be as good as when it was fresh. Freezing broccoli rabe and sausage helps to preserve its nutrients within the cells, which are more stable in the freezer than in the refrigerator. However, freezing broccoli rabe and sausage will result in a less flavorful dish.
I always enjoy pairing my sausage with broccoli rabe, and now I can freeze it for later. I find that this dish is best served after it has been frozen and allowed to thaw and heat up on the stovetop. Cooking the beans in a pot of water with salt and olive oil helps them break down with increased levels of healthy nutrients. Add garlic and red pepper flakes as desired. When ready to serve, drain off any excess water from the pot before tossing everything together.
Can I reheat broccoli rabe?
Can I reheat broccoli rabe? It is possible to reheat, but it is best to under-heat and not over-heat the vegetables. The leaves should be heated for no more than 10 seconds in boiling water, then quickly shocked in ice water. This helps preserve the color and texture of the leaves. The stems should be heated for only about 30 seconds.
Numerous people have a strong aversion to any vegetable from the Brassica family, which includes broccoli, cauliflower, cabbage, and turnips. However, there are many others who enjoy the nutritional profile of these vegetables. In this article, I will explore whether or not broccoli rabe can be reheated after it is cooked. First off, broccoli rabe is a member of the Brassica family and thus shares many of its nutrition benefits.
How long does cooked broccoli last in the fridge?
Cooked broccoli lasts in the fridge for up to 3-4 days. The storage time can be increased by adding a tablespoon of lemon juice or vinegar per cup of broccoli before storing it in the fridge.
A serving of cooked broccoli will last about 2-3 days in the refrigerator. The shelf life of cooked broccoli is short because the leaves wilt, which reduces the nutrients that are available to our bodies. Additionally, prolonged storage can lead to spoilage and foodborne illness.
How do you store Rabe?
The Rabe is best stored in the refrigerator, to preserve its flavor and nutrients. The leaves can be kept in a plastic bag to ensure it does not dry out.
What is the best way to store broccoli?
Placing broccoli in a container with a wet paper towel to conserve moisture is the most effective way to store the vegetable. The best place to store fresh broccoli is in an area that is dark, humid, and cool. A good place for this would be the refrigerator. This will preserve the broccoli’s nutty flavor and tender texture. Wrapping it in aluminum foil or plastic wrap will keep it from drying out.
Broccoli is best stored in the coldest part of your refrigerator. It can be stored at 39 degrees Fahrenheit or below for up to seven days. Do not store near potatoes, tomatoes, or onions, because these vegetables emit gases that will speed up spoilage.
How do you buy broccoli?
A variety of vegetables are available to choose from, but broccoli is one of the most popular. There are many types of broccoli, but for this article I will focus on the traditional green variety. First, you produce a cashier that will charge you for your purchase. Next, find the produce section where you will find all types of produce. Browse until you find a stand with a sign that reads “Broccoli” and grab a bunch.
A person can purchase broccoli by going to a supermarket or farmers market. The vegetable is found in the produce section of the grocery store, situated next to other vegetables such as carrots, lettuce, and celery. Broccoli is available year-round in most supermarkets.
Can you eat wilted broccoli rabe?
Wilt is a physiological phenomenon in which plant tissues collapse because of water loss from lack of turgor pressure. This does not refer to the wilting seen when plants droop or wilt during periods of poor soil moisture. In order for broccoli rabe to be edible, it must be crisp and have a uniform light green color. Waxy leaves are signs of freshness, as are plump buds on the curving branches.
Research at UC Davis has found that wilting broccoli rabe protects the amount of vitamin C and carotenoid content from degradation. This means that wilted broccoli rabe is a more nutritious option over fresh-cut stems, which degrade quickly in storage.
What is broccoli rabe good for?
Broccoli rabe is a plant whose leaves are often eaten as a green vegetable. It is high in vitamins A, C, and K. It can be cooked or eaten raw. This plant is often eaten raw in salads, with dips, or chopped up on sandwiches.
Broccoli rabe is a type of leafy green vegetable that has small, yellow flowers. It has many health benefits including being a good source of vitamins A, C, and K as well as minerals such as calcium and magnesium. In addition to broccoli rabe being good for the cardiovascular system, it also helps with weight control due to its high levels of fiber.
Is broccolini the same as broccoli rabe?
Broccolini is a vegetable that is a cross between broccoli and Chinese kale. Broccoli rabe is a leafy green plant with small, pointed leaves and thick stalks, related to turnips.
Broccolini isn’t the same as broccoli rabe because it tastes sweeter due to its genetic makeup. It has a long stem which can be eaten or cooked.
Broccolini, sometimes referred to as “baby broccoli” or “chinese broccoli,” is a hybrid cross between broccoli and gailardia. Broccoli rabe is a type of broccoli that grows in the wild, not unlike kale which is also consumed as a leafy green vegetable.
How is broccoli rabe different from broccoli?
Broccoli rabe is a leafy green vegetable that belongs to the same species as broccoli. It is often called “raab” or “rapini.” The main difference between rapini and broccoli is that rapini has larger florets, usually with a more pronounced flavor. It may be bitter because of the mustard family of plants it belongs to.
Broccoli rabe is a dark green leafy vegetable in the Brassica family, which includes broccoli, cabbage, and Brussels sprouts. Broccoli rabe is a type of broccoli with a slightly nuttier flavor and smaller florets. The taste can be compared to that of mustard greens or turnip greens. It may also be used as a spicy condiment for pizza or pasta.
Are Chinese broccoli and broccoli rabe the same?
There is a similarity between Chinese broccoli and broccoli rabe in that they are both from the Brassica family, but they have different tastes and textures. Broccoli rabe has a spicier, more peppery taste than Chinese broccoli. While Chinese broccoli has a slightly sweet-mustardy flavor to it, whereas broccoli rabe has a peppery taste with a strong garlic aftertaste. Broccoli rabe is also much thinner and smaller in size compared to Chinese broccolis.
Chinese broccoli and broccoli rabe are both members of the Brassica genus. They are often used interchangeably in recipes for this reason, because they have similar taste profiles.
What is rapini called in Australia?
The term rapini in Australia can be translated to broccoli rabe, cime di rapa, or turnip greens. The plant is commonly used in Italian cooking and has a milder taste than other members of the brassica family. The term may also be used interchangeably with broccoli. Rapini is high in vitamin A and C, potassium, copper, choline, lutein, calcium and folate.
Rape is a type of cabbage that is grown in the southern hemisphere. Rape is not typically grown in North America, but it is grown in Australia and can be known as Australian rape. In Australia, this vegetable is often roasted with olive oil and garlic to add an earthy taste to salads or pasta dishes.
Can I freeze fresh broccoli and cauliflower without blanching?
No, you cannot freeze fresh broccoli and cauliflower without blanching. The crispness of the vegetables will be lost by freezing them raw, as this type of vegetable contains a high amount of water that will expand when frozen. In addition, these vegetables contain enzymes that can lead to food spoilage and nutrient loss if left unprocessed. Therefore, it is advised to blanch these vegetables before freezing them in order to preserve their crispness and ensure quality preservation.
The following article will explain the process for freezing fresh broccoli and cauliflower, as well as offer general information on how to freeze other vegetables. Blanching is not necessary when freezing cauliflower and broccoli, as they are both considered “low-acid” vegetables and can be frozen without blanching first. To freeze these fresh vegetables: 1) Freeze at 0°F (-18°C) for 3 months or 1 month at -4°F (-20°C).
Can you blanch frozen broccoli?
It is possible to blanch frozen broccoli, but it is important to be careful when doing so.
There is no way to blanch frozen broccoli because it would not be possible to cook it. The water would not heat up enough and the broccoli would be undercooked and soggy.
Can broccoli plants take a freeze?
Yes, broccoli plants can take a freeze. When temperatures drop below 30 degrees Fahrenheit (-1ºC) for an extended period, the plant will die. In order to prevent frost from killing the plant, it is best to keep it indoors or cover with a blanket.
A freeze can be a detrimental to broccoli plants as they are susceptible to frostbite. Frostbite occurs when the temperature of the tissue drops below 32°F and damages the cells beyond repair. The result is a permanent abnormal, white appearance of the tissue. Frostbite is a major concern for plants since it severely affects their ability to produce food and could leave them unable to survive long-term.
What happens if you don’t blanch a vegetable before freezing it?
Blanching a vegetable before freezing it helps to kill off any bacteria present in the food, which will slow the process of deterioration. This is important when considering vegetables such as broccoli, because it’s higher in water content and can rot quicker than other vegetables.
Fruits and vegetables blanching is the process of briefly dipping them in boiling water before freezing them so they can last longer. If you don’t blanch then your veggies will deteriorate quickly, leak their liquids and nutrients into the freezer, and form ice crystals that make them mushy.
Is blanching good or bad?
Blanching is a process of boiling vegetables in water and then immediately cooling them by plunging them into ice cold water. This process can make vegetables crispier and less bitter. Blanching vegetables is relatively simple, but the timing must be precise. The cooking time varies depending on what you are blanching and the vegetableâ€™s size.
Blanching is generally beneficial to produce a softer fruit or vegetable. It involves immersing the product in boiling water for 1-3 minutes, then immediately plunging it into ice-cold water to stop the cooking. The blanching process can be repeated if necessary.
How long can you freeze vegetables without blanching?
Freezing vegetables at any point in the process will yield a different end product. Freezing vegetables without blanching is only recommended for the storage of spices, herbs and other seasonings that are not sensitive to freezing. Vegetables such as broccoli and cauliflower should be blanched before they are frozen to prevent bacterial contamination. Prolonged blanching time or insufficient heat will cause loss of food quality if vegetables are not frozen immediately.
Blanching is a process of boiling food, usually vegetables, in order to preserve the color and taste for a longer period of time. In order to freeze vegetables without blanching, they need to be prepared improperly or have been frozen before being blanched. If you plan on freezing the vegetables fresh from the garden without blanching them first, I would recommend using a coolant such as ice water.
What are the disadvantages of vacuum packaging?
The disadvantages of vacuum packaging include the following:
1) Vacuum packaging is not always an effective method for storing food because the vacuum seal can be broken if the packaging is punctured by a knife or any other sharp object.
2) Vacuum packaging often requires extended storage life, which can lead to higher prices at grocery stores.
3) The process wastes large amounts of energy in order to remove air from the packaging.
The use of vacuum packaging has a number of disadvantages. Firstly, the process is a relatively slow one that does not offer much in terms of convenience. Secondly, it is often difficult to find a reliable method to seal the bag without causing it to burst, which can lead to an increase in food wastage. Thirdly, vacuum packaged foods are more susceptible to oxidation and discoloration, which can make them less visually appealing and also lose their flavor faster.
What foods should not be vacuum sealed?
Honey, vegetables with high water content, and liquids should not be vacuum sealed. This is because they will cause the bag to burst.
Microwaving or boiling can cause chemicals to enter the food and contaminate it. When sealing a jar in a vacuum machine, the area between the lid and the surface of the water in a jar should be filled with a small amount of liquid, which is absorbed by the air when being sucked out. If this liquid is not present, then there is a risk that there will be no oxygen left for food to decompress after being sealed, causing it to go bad much faster.
Can you vacuum seal onions and freeze them?
Some people may think that they can vacuum seal onions and freeze them, but there are many drawbacks associated with this. Freezing is an appropriate way to preserve food, but it only works for specific types of food. Frozen vegetables are likely to be dried out or limp, even if they are initially blanched before being frozen. The same applies to freezing potatoes.
Yes, you can vacuum seal onions and freeze them. Vacuum packing is great for extending the shelf life of all kinds of food products. Vacuum sealing also protects food from outside contaminants. It preserves the taste, flavor, and freshness of foods.
What is the best way to freeze Swiss chard?
The best way to freeze Swiss chard is to first cut the leaves into small pieces. This allows for faster thawing later on, which is crucial for vegetables that are frozen. Next, blanch the leaves in boiling water for about 3 minutes. Drain the vegetables and plunge them into an ice bath to cool them off quickly. Finally, squeeze as much water out of the leaves as possible before packing them into bags or vacuum sealing them.
If you want to preserve Swiss chard, make sure the leaves are dry before freezing. Wash the leaves thoroughly and pat them dry with paper towels. Next, stack the leaves on top of one another and roll them up tightly using a rubberband. Next, place it inside a freezer bag or wrap it up tightly in plastic wrap. Label it with the date that it was frozen.
Do you have to blanch zucchini before freezing?
Blanching is the process of soaking vegetables in boiling water for a few minutes before freezing them to kill any harmful bacteria. Zucchini does not require blanching because it is a very soft and moist vegetable.
Zucchini can be frozen without blanching, but it will lose some of its nutritional value and texture. One possible option is to zap it for a quick cook. It should stay intact and taste as good as fresh if you use this method.
Can you freeze courgettes?
Courgettes are vegetables that can be frozen. They must be blanched, drained and immediately cooled before they are frozen to decrease the likelihood of them rupturing during the freezing process. Doing this will also decrease their metabolism.
The plant curcubitaceae is the family of vegetables that are commonly referred to as cucumbers, courgettes, or zucchini. They are botanical fruits with a variety of health benefits. The edible part is the immature fruit which has been harvested before the seeds have fully developed. This is an extremely healthy vegetable both for its nutritional value and for its potential to combat certain illnesses.
How do you pronounce Rabe?
Rabe is pronounced like “rayb” without the “a”, and it’s spelled with a double-b because it’s an abbreviation.
When it comes to pronunciation, the word “rabe” is typically said with a /ʁaˈbɛ/, sounding something like “rah-bah.
Why do you have to blanch broccoli rabe?
Blanching broccoli rabe ensures that the vegetable is still bright green after it’s been cooked. The process also helps to remove the bitterness and to maintain a healthy nutritional profile.
The reason that broccoli rabe has to be blanched is to kill off the bugs and other pathogens. The blanching process makes broccoli rabe easier to eat because it’s less bitter, but you should never eat it raw.
How do you reheat sauteed broccoli?
In order to reheat sauteed broccoli, one must heat it in a microwave oven. The best way to do this is to nuke it for a minute or two, depending on the thickness of the vegetables.
How do you reheat sauteed broccoli? First, place the broccoli in a microwave-safe dish. Then, cover it with another dish or paper towel to create an airtight seal. Finally, place the dish in the microwave and zap for 2 minutes on high power.
Can you reheat broccoli in microwave?
Broccoli can be reheated in the microwave if it is done sporadically, and only for a few seconds at a time. To ensure that the broccoli does not cook too quickly, it is recommended that the broccoli be microwaved in intervals for between 10-second bursts. It is also important to ensure that there is enough airspace in the microwaving container to allow air movement.
Some people believe that reheating broccoli in the microwave is healthy. Others believe that microwaves can cause toxic particles to be released. From what I have seen, there is no consensus on whether microwaving broccoli is safe or not. It appears that more research is needed to determine if microwaves affect the nutritional content of the food more than the stovetop does.
How do you store blanched broccoli?
Blanched broccoli is a great addition to a salad, or as a side dish. It is often cooked with oil and salt, and then cooled in ice water to stop the cooking process. To store blanched broccoli, place it in an airtight container and store in the fridge for up to one week.
A blanched broccoli is a vegetable that has been boiled and then cooled in cold water. It should be stored in an airtight container as soon as it’s cooled.
Are brown spots on broccoli bad?
Brown spots on broccoli are not necessarily bad. One could be browning due to frostbite or even a fungal infection. However, if the brown spots continue to grow and get greasy looking, it may be a sign of decay and mold. It may also be an indication of high salt levels in the soil or cold storage conditions.
Brown spots on broccoli are not harmful, but they indicate that the broccoli is old. Brown spots on broccoli are most likely caused by the plant’s exposure to sunlight.
How long do you blanch broccoli for?
To prepare the broccoli, one will be required to boil it in water until they are soft. There is no hard and fast rule for how many minutes the broccoli should be boiled for, but boiling it for 5-7 minutes is a good start.
To blanch vegetables, one will need to submerge them into boiling water for a few minutes before taking them out and then shock with cold water.
An adequate amount of time to blanch broccoli is about 3 minutes. The boiling water is not the most effective way to cook vegetables, but it does remove any dirt, bacteria, or insects they may be carrying. This also helps with preparing the broccoli by getting it soft enough for people to eat without feeling like they are biting into a rock.