Do Uncrustables Need to Be Refrigerated or Frozen

Do Uncrustables Need to Be Refrigerated or Frozen?

Last Updated on June 14, 2024 by Shari Mason

Is it safe to refrigerate or freeze Uncrustables? These convenient treats can be a lifesaver on a busy day. Will they spoil if not stored correctly?

Find out the best way to store Uncrustables in this blog. Read on. 

Should You Refrigerate Or Freeze Uncrustables? 

hand holding uncrustables soft bread

Yes, you can refrigerate Uncrustables or freeze the sandwiches. Initially, these sandwiches are sold frozen at grocery stores, but they can also be kept in the fridge.

You might want to freeze Uncrustables until you decide to eat them. Keeping these sandwiches in the freezer helps to maintain their freshness for longer. 

Also, you can leave it in the fridge, but you should consume it within 24 hours.

So, if you plan to eat your Uncrustables, you can put them in the fridge. But if you’re not going to eat Uncrustables right away, keep your sandwiches in the freezer to extend their shelf life.

Find out how long will dry ice keep meat frozen here.

How Long Will It Last In The Fridge? 

Uncrustables in the fridge can only last up to 24 hours. Once you thaw refrigerated Uncrustables, their shelf life and freshness start to decrease.

So, it is better to keep track of the date whenever you want them to keep on the fridge. We recommend putting your Uncrustable sandwiches in the fridge a day before you eat them. 

Read: Is Frozen Lemon Juice Good As Fresh?

How Long Should Uncrustable Stay Out of The Fridge?

One of the best options to thaw the frozen Uncrustable sandwich is to remove it from the fridge. You can put it at room temperature and thaw it for about 1 hour before eating. 

However, it might spoil fast and be contaminated in just a few hours. Storing Uncrustables in an airtight container at room temperature might be a good idea.

If you’re planning to take your Uncrustable out of the fridge, consume them within the day. But to enjoy its best form and taste, it is best to consume it within 8 to 10 hours of thawing.

Their shelf span will gradually decrease whether you thaw Uncrustables in or outside the fridge. So, keeping it frozen if you do not intend to eat it extends its storage life. 

Should It Be Frozen? 

woman holding a soft bread

Yes, it would be best to freeze it for a longer period. You can store Uncrustables in the freezer if you’re not going to eat the sandwiches immediately. 

A frozen item, like Uncrustable, should be kept in the freezer after buying from the supermarket. You can freeze it for more than two hours or until solid, then transfer it to a freezer bag.

Can You Refreeze Uncrustables? 

Yes, you can refreeze your freeze Uncrustables twice, but it is not advisable. The bread might be delicate and full of moisture after thawing it.

Putting it in the freezer one more time might create ice crystals from the moisture. Also, when you thaw it again, it makes the bread soggy.

Refreezing can sometimes cause the bread to have a freezer burnt.

Read: How To Thaw Frozen Fruit Without It Being Mushy?

How To Tell If It Has Gone Bad 


Frozen and refrigerated Uncrustables might still go bad when you leave them out for too long. It has gone bad when you feel a slimy or stale texture when you touch it.

The texture of food, like an Uncrustable sandwich, or even homemade sandwiches, is important in determining its quality. It can also have an impact on nutrition and food intake. [1


Uncrustables are made with bread, and a change in color and appearance in the bread is a sure sign it is not fresh and has gone bad. [2] You will notice discoloration and some mold.

Did you know? Homemade bread gets molds faster than bread bought in grocery stores.

Homemade Uncrustables made with whole-wheat bread, fruit jelly, and natural peanut butter might go bad faster because it has fewer preservatives than factory-made Uncrustables.

But in any case, if you see molds or any displeasing appearance in your frozen or thawed Uncrustables, throw it away instantly.

“Work without fun is like peanut butter without jelly.”

– Jase Robertson, TV Personality/Businessman


Unwelcoming aromas, like a sour smell from your Uncrustables, are signs it has gone bad. Uncrustables stored for a longer time frame could develop unpleasant odors.

So, if you find your Uncrustables in the fridge smelly, with a yeasty scent, or unpleasant smell in the nose, toss them immediately. 


If you don’t notice any changes in Uncrustables’ appearance, there are no molds, and they are not that smelly—the change in taste will surely tell if it has gone bad.

Uncrustables has a delicious taste of classic peanut butter and jelly sandwich flavor. It has popular fruity grape jelly and strawberry jam variants.

However, discard the sandwiches if the fruity or peanut butter flavor isn’t present. It has gone bad if it loses its flavor or tastes sour after a bite.

Unrefrigerated Uncrustables are also prone to spoilage, including changes like a sour and yeasty taste. Meanwhile, storing it over a long time in the freezer might result in a dull taste.

Proper Storage of Uncrustables

Uncrustables on a white plate

After buying Uncrustables from grocery stores, you can directly store them in the freezer after you get home.

If you plan to freeze it, wrap in plastic, then put it in a freezer bag to ensure maximum freshness. 

Meanwhile, using an airtight container will help keep Uncrustables stay fresh in the fridge and when at room temperature. 

It all might go bad if not refrigerated and are prone to spoilage. So, make sure to check and take note of its best-before or expiration date regularly to prevent the cause of waste and spoilage.

What Is The Ideal Temperature For Uncrustables? 

You can store and keep Uncrustables in the freezer for longer at the safest temperature of 0°F. But if you’re refrigerating it, it will remain safe and stay fresh for 24 hours at 34°F. 

It is ideal for storing Uncrustable in a freezer for a longer shelf life, and keeping it in the fridge is only suitable for short-term storage.


Can you eat frozen Uncrustables?

Yes, you can eat frozen Uncrustables, but they might taste different than a thawed Uncrustable. Frozen sandwiches are intended to be thawed first before being eaten. 

How do you prepare Uncrustables?

According to its website, prepare Uncrsutables by thawing them for 30 to 60 minutes at room temperature. You can also heat a frozen Uncrustable in a toaster or air fryer if you want it crispy.

Do Uncrustables go bad in the fridge?

Yes, Uncrustables might go bad in the fridge when you leave them for longer. It is due to the processed peanut butter fillings and other ingredients inside the sandwiches. 

But you can keep Uncrustables sandwiches on the fridge within the day or up to 24 hours for their best-tasting quality.

In Summary

Uncrustables should be kept frozen and refrigerated. Keep it frozen if you don’t intend to eat it right away. But you can put it in the fridge a day ahead to thaw Uncrustables before being eaten. 

Make sure to thaw what you can finish because refreezing it after might result in undesirable taste and texture. 

Also, don’t leave Uncrustables overexposed at room temperature because it might cause spoilage. It is better to put it in an airtight container or seal it in plastic wrap. 

These sandwiches are too good to waste, and the proper storage can prolong their shelf life. Ensure to keep them properly at the right temperature to eat Uncrustables fresh.


Shari Mason

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