1. Home
  2. Freeze

Can You Freeze Lettuce? Here’s How You Can Do This

I never want my food to go to waste. Freezing can be a great way to keep fruits and vegetables fresher for longer. But will this work with lettuce? I wasn’t sure, so I did some research into this area. Here are some of the most important things you should know.can you freeze lettuce

It is possible to freeze lettuce, but you’ll need to blanch it before putting it into the freezer bag. This will help it retain its color and texture. Despite this, it will likely still be slimy when thawed. It will still work well as an ingredient in meals like stir-fries. Once frozen, you will have around six months to use the lettuce.

You can do a few simple things to ensure that the lettuce will retain its flavor after being in the freezer. Let’s look at some of the best tips to use when freezing lettuce.

Can You Freeze Lettuce? 

can you freeze lettuce
Yes you can freeze them, but blanch them first

Yes, you can freeze lettuce as long as you blanch them first.

Lettuce might not be the first thing that springs to mind when thinking about foods you can put into the freezer. However, it will be safe for you to freeze lettuce. This can be a great way to extend its lifespan.

To find out how to blanch your lettuce read the “How Do You Freeze Lettuce Leaves?” section below.

How to Freeze Lettuce Leaves?

How to Freeze Lettuce Leaves?
To blanch your lettuce, follow 3 simple steps

Once the lettuce has been cleaned, you’ll be ready to freeze it. Before you do this, you’ll want to double-check that you have removed all the wilted leaves. Write the date that you are freezing them on the outside of the Ziploc bag. Then, you will need to blanch them. This will make the cell walls more elastic and help the lettuce maintain its crunch.

Step One

How to Freeze Lettuce Leaves - blanch
Place the lettuce in boiling water

To blanch them, you will need to start the water boiling in a pot. As you’re doing this, wash the lettuce leaves. When the water is boiling, add the lettuce to the pot. You’ll need to leave the lettuce leaves in the pot for one to five minutes. When you notice that they have a brighter color, it’s time to remove them.

Step Two

How to Freeze Lettuce Leaves? - icy water
Place the lettuce in icy cold water

Next, you’ll want to put them immediately into an ice bath. They will need to stay in the ice bath for the same length of time they were in the boiling pot. After this time, you will need to put them into a colander to drain. Finish by using a paper towel to dry off the lettuce.

Step Three

How to Freeze Lettuce Leaves - Lettuce in freezer bags
Place the lettuce in freezer bags

Gently, place the lettuce leaves into the freezer bag. You don’t want them to get crushed. After they are in the bag, remove as much air as possible. This limits the amount of moisture in the lettuce.

If you don’t have a Ziploc bag, you can put the lettuce into an airtight box. In this case, you will need to line the box with a paper towel. This will absorb any excess moisture. Then, place the lettuce into the container and seal it. A third option is to put the lettuce leaves into a vacuum-sealed bag or canister. 

Try to keep the lettuce on top of the other items in the fridge. This will ensure that the leaves don’t get crushed. Also, if you have various lettuce types, it can be a good idea to freeze them in separate bags. Make sure each bag contains one portion.

What Can You Use Frozen Lettuce For?

frozen lettuce use
Casseroles, stir fry’s, as wraps, or even in smoothies

Whether or not it’s a good idea to freeze lettuce will depend on what you plan to do with it. This is because of what happens to lettuce during the freezing process.

Lettuce contains a lot of water. When you freeze it, these water molecules will start to expand. This will end up damaging the structures in the leaf. While you will still be able to eat it, it can be a little slimy. Thus, you won’t be able to use frozen lettuce in the same way you would fresh lettuce. It won’t have the same crunchy texture. Instead, it’s best to try and stick to things like stir-fries and casseroles that are softer in texture.

You might want to use lettuce as a substitute for vegetables like spinach. There are a few other unique ideas that you might want to explore. For example, you can try using the thawed lettuce leaves as wraps.

Another everyday use for frozen lettuce leaves is putting them into drinks. To do this, you can turn them into an ice cube tray by puréeing them. This puréed lettuce can also be added to soups for extra flavoring.

What Type Of Lettuces Will Be Best To Freeze? 

freezing lettuce types
Cos, Boston, and Little Gem varieties are perfect for freezing

Though the high water content means that all lettuce leaves will be damaged in the freezer, some varieties will freeze better than others. The first thing that you will need to look for are varieties that have thicker leaves. These are species like Cos, Boston, and Little Gem varieties. These tend to be heirloom varieties. On the other hand, the more popular iceberg lettuce is often too thin.

The next thing to consider is where you are getting the lettuce from. It’s best to freeze lettuce that you have frozen yourself or purchased from the local markets. The fresher the lettuce is, the better. These will perform better than lettuce that you get from the grocery store. To get there, the lettuce needs to be stored and shipped. It can be a while before it makes its way onto the shelves.

Can You Freeze Romaine Lettuce?

Romaine lettuce

Yes, romaine lettuce can be frozen!

You just need to wash it, dry it, and then put it up in a bag and seal it off. 

Can You Freeze Bagged Lettuce? 

freeze bag lettuce
Yes, but it needs to be done quickly or they will wilt

Bagged lettuce can be ideal for making salads. The lettuce will already be sliced up and ready to mix. However, this presents a problem when it comes to freezing it. The smaller the leaves are, the faster they will degrade. If you want to freeze bagged lettuce, you will need to do it quickly before it starts to wilt. You should also keep an eye on it. Most frozen lettuce will last for about six months in the freezer.

How to Freeze Lettuce?

There are a few ways that you might want to freeze lettuce. The right method will often depend on the way that you intend to use the lettuce.

  • Firstly, you can wash and freeze the leaves. This will allow you to use the lettuce in your cooking.
  • The other option is to purée the lettuce and freeze it as an ice cube. This can be ideal as a flavoring for health drinks. Let’s look at each of these methods, so you can find the right one for you.

When Should You Freeze Lettuce?

when to freeze lettuce
When they are still fresh

It’s important to freeze lettuce when it is still fresh. This will ensure that you get the best possible flavors. Once you notice that the leaves are starting to wilt, it’s often not worth freezing the lettuce. Therefore, it is important you freeze it within a few days of purchase.

How Do You Wash Lettuce?

how to wash lettuce
Remove off leaves, then wash gently under the tap

Before you use lettuce, you will need to make sure that you wash it thoroughly first. This will ensure that you get rid of any parasites and bugs that might be lurking on the leaves. You should wash it once you get it home and before you put it in the fridge. It’s generally a good idea to clean pre-washed lettuce, just to be on the safe side.

  • Firstly, you’ll want to remove any leaves that are starting to wilt.
  • Lightly rinse the remaining leaves.
  • If you have separate leaves, pat them dry with paper towels.
  • If you have a head of lettuce, it might be easier to use a salad spinner to dry it off. Make sure that the lettuce is dry before you put it away.

How Do You Make Lettuce Ice Cubes?

lettuce ice cubes
With the leaves only!

The other freezing option is to make lettuce ice cubes from puréed leaves.

  • To do this, you will need to separate the stalk and remove the leaves.
  • Make sure that you wash them all well.
  • Then, put the leaves into a blender.
  • Add a small amount of water.
  • You’ll then want to purée it to a water-like consistency.

Once you have the purée, you’ll need to pour it over the ice-cube tray. Try to distribute the liquid as evenly as possible. You’ll then be able to put the tray into the freezer, generating ice cubes. If you want, you can take them out of the ice cube container and put them into a marked freezer bag. I find it more convenient to leave them in the tray.

How Long Does Lettuce Last When Frozen?

how long lettuce lasts
Up to 6 months

Once you’ve frozen your lettuce, you’ll want to know how long you have to use it. You will be able to store the lettuce in the freezer for six months. This is true for both the purée and leaves. You should mark the date that you froze it on the bag or box.

How Long Does Lettuce Last In The Fridge?

how long lettuce lasts fridge
7 to 10 days

How long the lettuce will last in the fridge will often depend on how you store it. You will need to ensure that you are providing plenty of air flow. Because of this, you will usually need to put it into the crisper drawer. This will keep the leaves crisp. It’s also a good idea to wrap some paper towels around the lettuce. If you got a variety of lettuces that came in plastic wrap, you could store it in the packaging.

If you have loose leaves, you’ll want to store them in a durable container. This will ensure that they don’t get crushed. You will need to wrap them in paper towels.

As long as you store them properly, lettuce should last between seven to ten days in the fridge. During this time, you will need to decide if you are going to freeze the lettuce or not. A whole head of lettuce might stay fresher for longer than a loose-leaf lettuce. The type of lettuce you are using will also determine how long it will last.

What Can You Do To Revive Wilting Lettuce?

revive Wilting lettuces
Put them in an ice bath

Over time, the lettuce leaves will start to wilt in the fridge. This is because they have begun to lose some of their moisture.

  • An excellent way to bring them back to life is by putting them into an ice bath.
  • Leave them to soak for a few minutes.
  • Then, return and pat them dry using a paper towel.
  • The shock of the cold water should have stopped the wilting.

How Long Does Lettuce Last If It Is Unrefrigerated?

Unrefrigerated lettuce leaves
Up to 2 hours before they start to wilt

As we mentioned earlier, it’s essential to start preparing the lettuce for the fridge or freezer as soon as you get home. If you leave it out on the bench, it will begin to lose moisture rapidly. Because of this, you will start to notice signs that it is starting to go off.

Typically, it will take around two hours for the lettuce to start wilting. On a hotter day, it will lose moisture faster. In this case, it might not be able to survive for an hour on the bench.

If it has started to wilt, you will need to get it into the fridge. From there, monitor it. Sometimes, the damage will be limited to minor wilting. If this is the case, you can use the ice bath technique. You should still be able to freeze it. If the wilting has grown too bad, you might need to throw the lettuce out. It will no longer have the same flavor.

What Are The Signs That Lettuce Has Gone Off?

lettuce gone bad
A powerful acrid smell, black or brown leaves, and a slimy film building on the lettuce leaf

There are a few warning signs that your lettuce has gone off. Generally, lettuce won’t have any odor at all. So, if you open the bag and are confronted with a powerful acrid smell, there is a strong chance that it has gone off

The other aspect that you will need to consider is the color of the leaves. A healthy lettuce leaf will be green or red. However, when lettuce has gone bad, the leaves will turn brown or black. This is a sign that it has started rotting. If these are small spots, you should be okay if you cut around them. But, if they take up most of the leaf, it’s best to throw it away.

A third warning sign is that there is a slimy film building on the lettuce leaf. This is what happens when it is starting to decay. You should also notice that the leaves will be starting to wilt. If they are in the early stage of sagging, you might still be able to eat them. As we mentioned earlier, you might want to put them in an ice-water bath first. This will allow you to strengthen the leaves.

The final test is by breaking off a small piece. It shouldn’t taste bitter or sour. If it does, it has started rotting. You should spit out that piece and discard the rest of the lettuce. If you suspect that lettuce has gone off, it’s best to avoid using it. You don’t want to run the risk of catching diseases from lettuces that have been contaminated with E. coli.

How Do You Thaw Lettuce?

thaw lettuce
Do not defrost them, instead add them to your meal frozen

Unlike some other frozen foods, you won’t need to thaw the lettuce to use it. Instead, you’ll want to use it frozen. If you have a frozen leaf, it will retain its structure more easily than a thawed one. This will make it easier to work with. Once it has fully thawed out, it will turn into a slimy mess. While it’s safe to eat, it will look unappealing.

If you want to use the purée in a soup, you just need to add the ice cube to a heated pan and give it time to melt. Alternatively, you can pop it into your drink and leave the sun to melt it. Another option is to put it into the blender as part of a slushie.

Can You Vacuum-Seal Lettuce?

vacuum sealing lettuce
Yes, you can!

Yes, you can vacuum-seal lettuce in a container.  It is an alternative to freezing lettuce. This will protect it from moisture and help extend its lifespan.

To vacuum-seal the lettuce, you will first need to prepare it. You can start by cutting it. You might need to do this to allow it to fit into the vacuum canister. Then, you will need to blanch the leaves. This will ensure that they will remain crunchy when you take them out of the canister. It will also help them to retain their color.

Place the blanched lettuce into the vacuum container. You will then need to attach the hose to the container. This will allow you to suck all the air out of the container. The machine will come with more detailed instructions.

You will also be able to use a vacuum bag for lettuce, as long as your machine comes with a pulse setting. This will ensure that you don’t crush the leaves.

One of our favorite devices to seal food is the FoodSaver V4840 2-in-1 Vacuum Sealer Machine which works with both bags and containers, making for a great way to save time and money in the long run. 

How Long Will Vacuum-Sealed Lettuce Last?

Vacuumed sealed lettuces'
Up to 6 months

Using a vacuum seal will extend how long the lettuce will last. If you keep it in the fridge, it will be able to last for around two weeks. This technique can also be used to prepare the lettuce for freezing. It might be able to keep the leaves crispier for longer. If you put the vacuum sealed lettuce in the freezer, it will be able to last for six months.

How Many Times Can You Freeze Lettuce? 

can you refreeze lettuce
Do not refreeze lettuce leaves that have been thawed once!

It’s best to avoid re-freezing lettuce. This will further break down the cell walls. Because of this, the lettuce will become even slimmer and unappealing after you put it into the freezer for the second time. You’ll often need to throw away any thawed lettuce. To reduce the amount you waste, it can be a good idea to put the lettuce into a single-serve bag.

Conclusion

Freezing lettuce is a straightforward procedure, which very often only takes a few minutes. You’ll be able to freeze lettuce in a Ziploc bag, airtight container, or vacuum-sealed container. When done correctly, it will be able to significantly extend its lifespan. In the freezer, it will last for six months, compared to the two weeks it could last when stored in the fridge.  So, put these tips to the test and freeze your lettuce today. 

Leave a Reply

Your email address will not be published. Required fields are marked *