Can You Freeze Romaine Lettuce?

Can You Freeze Romaine Lettuce

Romaine lettuce (Lactuca sativa) has deep green, sturdy, and elongated leaves, making it more heat tolerant than other lettuce kinds—the leaves have a crisp texture, but can you freeze romaine lettuce? Typically, romaine is served as salad greens, but it can also be grilled or sautéed.

Romaine Lettuce is very watery, making most people doubt if it can be frozen to make it last longer. 

This article will list everything you need to know when it comes to freezing your romaine lettuce—freezing methods, storing it, and how long they can last. Moreover, you’ll get to know other varieties of lettuce. 

Can You Freeze Romaine Lettuce?

Yes, you can freeze lettuce greens for cooking, smoothies, and sandwiches. However, you should not freeze your romaine lettuce for crispy salads. When freezing romaine, frost forms ice crystals, rupturing the cell walls of lettuce containing water, resulting in the lettuce losing its crispness.

When we buy a bunch of fresh lettuce, we usually keep it in the fridge until we’re ready to use it in a salad. However, refrigerating this type of green can be challenging if you don’t understand how to deal with it precisely. 

When refrigerating lettuce, the first thing to remember is that this type of green is extremely watery and vulnerable to frost. So if you toss lettuce into the freezing camera of your fridge, you’re likely to end up with a mashy product that is impossible to use practically anywhere. 

Can You Freeze Romaine Lettuce

Now let’s see the two approaches you can use to freeze your Romaine lettuce effectively:

Method I – Freeze Fresh Lettuce

  • Take out the stalk as well as the damaged and diseased regions of the lettuce leaves 
  • Thoroughly wash the leaves in cool water before placing them in a colander
  • Dry the leaves using a paper towel or soft cloth 
  • Spread them out on a kitchen towel to minimize the moisture on your lettuce leaves 
  • Put the leaves into freezer bags and store them in the freezer—don’t crowd the leaves in the freezer bags 
  • Gently press the freezer bags to release the excess air. 

Remember to handle the leaves gently throughout the cleaning process. You can use a straw to blot out the excess air in the freezer bags before placing them into a freezer. This is essential for retaining the freshness of your lettuce leaves. 

If you have to freeze other food items with the lettuce, keep the freezer bags containing lettuce on the top to prevent the leaves from getting crushed. Additionally, if you have different lettuce varieties, you must freeze them in separate freezer bags. 

For your lettuce to completely thaw, transfer them from the freezer to the fridge overnight or keep them at room temperature for an hour or two. You can use frozen and thawed lettuce in soups, casseroles, stir-fries, stews, etc. 

Method II – Freeze Pureed Lettuce

  • Take out the stalk as well as the damaged and diseased regions of the lettuce leaves 
  • Wash the leaves in cool water before placing them in a colander
  • Place the leaves in a blender and puree them along with a small amount of water
  • Pour the puree into an ice tray and remove the cubes from the ice tray
  • Transfer them to a freezer

This approach is the easiest way to preserve your lettuce. Unlike the first approach, there’ll be no change in the leaves’ texture. You can use the frozen puree in stews, soups, smoothies, curries, etc. In most cases, fresh salads are not used in frozen lettuce leaves and frozen lettuce puree. 

Common Types of Lettuce

Different types of lettuce come with varying levels of specific nutrients, which have various benefits to our bodies. Spinach, for example, is richer in iron than kale, but kale is rich in glucosinolates, compounds that may decrease your risk of certain cancers. It’s also important to note that besides the nutrient content, lettuce varieties can be distinguished by their colors, flavor, and shapes.

Botanically speaking, the Lactuca sativa plant has over 18 varieties—iceberg, romaine, butterhead, etc. But whichever your favorite is, you’ll probably want to mix other popular greens to improve your nutrient intake. 

Let’s have a look at the common types of lettuce:

1. Arugula

The arugula is believed to have originated from the Mediterranean. The shape of an arugula leaf resembles that of oakleaf lettuce and has rounded edges that surge from broad to slight. It’s an earthy taste and is slightly tart with a bold. 

How to use it: Arugula can be taken raw in salads with strong flavors; wilted into pasta; cooked into a gratin; or combined into a pesto-like spread.,

2. Butterhead lettuce

As the name implies, Boston and Bibb’s lettuces have a silky, butter-like feel. The Bibb type is the most expensive and is frequently offered in a plastic container to protect its delicate leaves from crushing.

How to use it: Butter lettuce’s fragile leaves are best used in light salads, but its broad, flexible leaves can also be used as wraps.

3. Cress lettuce

The cress lettuce has a spicy flavor. They have a stiff, fibrous stem with tiny green leaves (the branches of baby watercress are generally more tender) and are usually sold in bunches. Cress does well in sandy soil; therefore, wash all types of cress properly.

How to use it: cress leaves are delicate, but their flavor is potent. As a result, they can be used to top a spring pizza or tossed into a saucy noodle dish.

3. Frisée

These yellow and green-tinged curled leaves have a slightly bitter taste, a crisp stem, and a lot of texture. Most producers shield them from light during the growing process, resulting in their pale green, white, and yellow colors. 

How to use it: The ruffled texture of frisée is best eaten raw or gently warmed.

Other types of lettuce include:

  • Iceberg lettuce
  • Loose-leaf lettuce
  • Speckled lettuce
  • Stem lettuce
  • Romaine lettuce
  • Oakleaf lettuce
  • Radicchio
  • Mâche
  • Mesclun
  • Little Gem lettuce

How To Store Romaine Lettuce

Lettuce requires moisture and airflow to keep crisp, but too much can result in sad, wilted greens. Depending on how long you want to keep it, you can store your lettuce as a whole head or as individual lettuce leaves.

Wrap the leaves in a wet paper towel, place the heads in a plastic bag for whole head lettuce, and then transfer it to the fridge. 

If you’re storing individual lettuce leaves in the fridge, spin them dry after washing and keep them in a lettuce keeper. Also, you can reduce bruising and germs growth by always using a container. 

Alternatively, you may store them stemless and wrapped in a damp paper towel in your crisper drawer if you keep a corner open for airflow in a plastic bag. Add a few paper towels to absorb excess moisture, and replace them every few days if they become too wet.

Can You Freeze Romaine Lettuce

Your lettuce may wilt a bit even if you do everything right. If your lettuce gets slightly wilted, you can soak it in ice water for a few minutes to make it crisp up. Then, spin them dry. 

You should also keep lettuce away from ethylene fruits—such as pears, avocados, apples, and tomatoes—because they release gas as they ripen, causing other produce to age prematurely. Remember this storage hack to keep tabs on your other products, too.

How Long Does Romaine Lettuce Last?

Head lettuce will stay in the fridge for one to three weeks if kept intact and unwashed. Lettuce, on the other hand, has the most extended shelf life compared to other leafy greens.

Related Questions

Can You Freeze Bagged Romaine Lettuce?

Yes, you can freeze bagged romaine lettuce. I’d recommend freezing thicker lettuce, such as butterhead or romaine. However, keep in mind that lettuce often loses some flavor and crispness when frozen, so it’s best to freeze it for soups, smoothies, and stews—not for cooking that requires fresh lettuce leaves like salads. 

Does Freezing Lettuce Ruin It?

No, but frozen lettuce loses a bit of its taste. Besides, you can not rely on frozen lettuce to make meals that require fresh leaves, such as salad. The freezing procedure causes ice crystals to form in plant cells. 

Can You Use Romaine Lettuce For Lettuce Wraps?

Yes, and the beauty of lettuce wraps is that you can readily customize them in terms of content and wrapping. For lettuce wraps, you can use any variety of green leafy lettuce, but Boston bib lettuce and romaine hearts are popular choices. Cabbage leaves might also be a delicious alternative.

How Do You Make Bagged Lettuce Last Longer?

Remove a fresh paper towel from the roll, place it in the greens bag, and secure it with a chip clip. The paper towel will absorb the moisture that would otherwise cause your leaves to rot. This will keep the greens fresh and allow you more time to finish the bag. To get the most outstanding results, change the towel every day.


Denzel and Beryl are a food scientist powerhouse couple. They met while attending culinary school, and have been cooking and baking together ever since. They love to watch football, movies, and reality shows in their free time. They have even participated in several cooking and baking competitions globally!

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