Do Uncrustables Go Bad If Not Refrigerated? (7 Facts To Know in 2023)

Do Uncrustables Go Bad If Not Refrigerated

Uncrustables are a popular snack and lunch option for people of all ages. These pre-packaged, crustless peanut butter and jelly sandwiches are convenient and come in handy when you’re on the go. However, there are some important facts to know about uncrustables, particularly when it comes to how to store them.

In this article, we’ll explore 7 scientific facts about uncrustables and provide tips on how to store them properly.

Also read: How Long is Cooked Chicken Good for in the Refrigerator? (#4 is a life-saver)

Fact #1: Uncrustables are Made to Last

One of the biggest selling points of uncrustables is their long shelf life. According to Happy Munchers, uncrustables can last up to nine months in the freezer. This is because they are made with preservatives that prevent the growth of bacteria and mold.

Fact #2: Uncrustables Do Not Need to be Refrigerated

Despite what some people may think, uncrustables do not need to be refrigerated. As mentioned, they are designed to last for a long time without spoiling. However, it’s important to note that once you thaw an uncrustable, it should be consumed within a few hours.

Fact #3: Uncrustables are Not the Healthiest Option

While uncrustables may be convenient, they are not necessarily the healthiest snack or lunch option. They are high in sugar and carbs, (a pack may contain 28g of carbs) and the peanut butter used in them often contains added oils and sugars. Therefore, it’s important to consume them in moderation as part of a balanced diet.

Fact #4: Storing Uncrustables in the Freezer is Best

If you want to maximize the shelf life of your uncrustables, storing them in the freezer is the way to go. Uncrustables can last up to 9 months in the freezer when not opened. Make sure to keep them in an airtight container or plastic bag to prevent freezer burn.

Fact #5: Thawing Uncrustables Properly is Important

When it comes to thawing uncrustables, there are a few things to keep in mind. Never microwave them or leave them out at room temperature to thaw. Instead, place them in the refrigerator overnight or in a lunchbox with a cold pack.

Related: Can Paper Plates Go in the Microwave? (10 things you must know)

Fact #6: Uncrustables Can be Customized

If you’re looking to make your uncrustables a bit healthier, you can customize them by using whole grain bread, natural peanut butter, and sugar-free jelly. You can also add other ingredients like bananas, honey, or chia seeds to make them more nutritious.

Fact #7: Uncrustables May Not Suitable for Everyone

While uncrustables may be a convenient option for many people, they are not suitable for those with peanut allergies. The peanut butter used in uncrustables can cause severe allergic reactions in some individuals. It’s important to read the labels carefully and avoid them if you have a peanut allergy.

Also read: Should Apples Be Refrigerated: 7 expert questions answered

How to Store Uncrustables

To store uncrustables, follow these steps:

  1. Keep them in the freezer until you’re ready to eat them.
  2. Make sure to keep them in an airtight container or plastic bag to prevent freezer burn.
  3. When you’re ready to eat them, thaw them in the refrigerator overnight or in a lunchbox with a cold pack.
  4. Once thawed, consume them within a few hours.


Q: Can you re-freeze thawed uncrustables?

A: No, it is not recommended to re-freeze thawed uncrustables as it can affect their texture and quality.

Q: How long can unopened uncrustables be stored in the pantry?

A: Unopened uncrustables can be stored in the refrigerator for up to 9 months.


In conclusion, uncrustables can be a convenient option for a quick snack or lunch on the go. Storing them properly in the freezer and thawing them correctly is crucial to ensuring their longevity and safety. However, it’s important to keep in mind that they are not the healthiest option and should be consumed in moderation.

Craya Power

Craya Power

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Craya Power loves to talk about home appliances and home improvements. Whether it’s a new fridge or an innovative kitchen gadget, Craya loves to provide her thoughts and opinions on the latest products to hit the market.

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