Can You Freeze Flour? 3 Tips for Storing Flour at Room Temperature is reader-supported. When you buy through the links on our site, we may earn a small commission. Read more

Flour is a dry ingredient that is an essential ingredient in many baked recipes, including bread. So it’s no surprise that it’s a pantry staple.

The fact is that a lot of people never think about the flour’s shelf life. But, it has its own expiration date and sometimes could be shorter than you expect.

When looking for ways to extend the shelf life of ingredients, many people think of freezing. So with that in mind, can you freeze flour?

This article will provide you with the exact answer to this question and a lot of related valuable information. Now, let’s read on to discover!

Can You Freeze Flour?

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You can freeze flour

Yes, it is possible to freeze flour. Freezing will extend all flours’ shelf life while preserving their best quality.

Freezing is a safe and easy way to extend the shelf life of these essential ingredients. Colder temperatures will slow down the deterioration of the flour, allowing it to retain its quality for many months.

Frozen is considered the recommended way for all types of flour. In addition, it is almost a must for specialty flours which tend to go rancid quite quickly.

Can Flour Be Spoiled?

Many people are so used to leaving flour in the kitchen cabinet that they forget it will spoil like many other ingredients.

Although flour has a long shelf life, it’ll spoil. So, how long will your flour keep its quality? It will depend on a few factors, including moisture and air. These factors accelerate fat oxidation, causing your flour to degrade gradually.

Flour spoilage typically occurs because of the degradation of the oils within it, which causes it to go rancid. Heat, light, moisture, or oxygen exposure can cause spoilage. Also, a pest infestation, like weevils, could spoil the flour spoil. 

It is essential to protect flour from pests and elements by storing your bag of flour in a specialized flour storage container rather than its paper bag.

Why Freezing Is the Best Method to Store Your Flour?

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Freezing is the best method to store your flour.

If you’re a chef who regularly uses flour to bake, storing flour in your freezer may not make sense. However, you’ll need to freeze if you occasionally bake and purchase a packet of flour to practice a recipe you’ve seen in a magazine.

Here are some good reasons why this is the best method to preserve flour:

Extended the Flour’s Shelf Life

This method would extend your flour’s shelf life. If not, it will expire before the following use. 

It is essential with whole-grain and Gluten-free flour varieties that feature too short of the shelf-life. You will need to freeze these flours as it would be a shame to let them go bad by preserving them in a kitchen cabinet or pantry.

Rest Assured About Storage Condition

Freezing will allow you not to worry about your flour’s storage conditions.

For example, when you store it in the kitchen cabinet or pantry, you must regularly ensure that your flour does not get wet. Meanwhile, properly packing and storing it in your freezer will give you complete peace of mind.

3 Tips for Storing Flour at Room Temperature

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Tips for storing flour at room temperature

Label the Flour Container With the “Best By” Date

Take out the flour from the original packaging. After that, you need to put it in your airtight container before marking this container with a date. 

The fact is that different kinds of flour will feature different shelf lives. 

For example, whole-grain varieties and gluten-free ones come with shorter shelf lives than their white flour counterparts.

Whole grain flour is known to contain many natural oils that spoil quickly. It can last one to three months at room temperature. Meanwhile, white flour can last 3 to 6 months at room temperature, depending on your surroundings.

Keep Your Flour in the Airtight Container

We recommend keeping your flour in an airtight container before placing it in a dark and dry place like your pantry.

It helps prevent the flour from the sun, which can increase heat and cause oxidation. It is okay to keep your flour in a stoneware container or ceramic.

 Use Bay Leaves and Oxygen Absorbers

Place oxygen absorbers inside your sealed container would be a good idea. Thanks to that, it will prevent oxidation and allow your flour to last longer.

Besides, we recommend putting bay leaves in your flour container to deter bugs.

How to Store Your Flour?

can you freeze flour

How to store flour properly? 

If you live in a warmer climate with warm room temperature or high humidity, it is wise to store your flour in the freezer and refrigerator. You should follow the following food preservation tips to keep your flour as long as possible:


Put your flour in one airtight container, such as plastic containers, airtight plastic bags, and glass jars. It will help prevent a rise in moisture content. 

You can expect white flours to last up to one year in your refrigerator, while their whole-grain counterparts can last up to half a year.

How to Freeze Flour

If you want to store your flour long-term, it is essential to freeze it. 

You must start by placing your flour in a resealable freezer bag or an airtight container. Then, remove all of the air inside that. 

You can expect your freezer to kill all of any pests that could grow in your flour.

So how long does flour last in the freezer? The white flour variant may last from two years in your freezer, while the whole grain can last one year if frozen.


If you maintain flour in a cold place, it is best to let it come to room temperature before using it. If not, it will not rise. 

Just defrost flour if necessary. If you keep defrosting and refreezing your flour, it will soon be spoiled.

Freezing flour will help maintain its quality in the long run, but it can still go bad. As a result, it’s essential to double-check flour before utilizing it, whether you keep it in the kitchen cabinet or the freezer.

How to Tell If Your Flour Has Been Spoiled?

The easy way to tell if the flour is still safe is to smell it. Spoiled flour will smell bad, and that’s when you know it’s time to throw it out.

Flour does not typically smell like anything unless you use nut flour with a distinctive nutty smell. Hence, if you notice flour smells stale and rotten, it’s highly likely spoiled.

Color changes can also signify that your flour is no longer safe to use. The sign works well for white flour testing.

Lastly, clumping flour is also a sign that it has been spoiled. In the case of refrigerated or frozen flour, you should let your flour reach room temperature before checking it out for clumps.


What Happens If You Utilize Spoiled Flour?

The good news is that utilizing rancid flour does not cause serious harm to your health. Yet, the structure of the flour molecules has changed due to rancidity. 

If mold grows in your flour, it is essential to remove it for health reasons. Moldy products contain dangerous substances and bacteria that cause severe problems for the health.

Can You Freeze Flour in the Bag?

The answer is yes, as long as you make sure your bag is airtight.


You’ve got an answer to, “Can I freeze flour?” Your flour can go bad, and one of the best ways to prolong its life is to freeze it. 

Hopefully, through this article, you have learned how to properly freeze your flour to keep its best condition for a long time.

Thank you for reading! Please share this article if you found it helpful!

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