Does Cake Flour Go Bad, and How Long Does it Last

Does Cake Flour Go Bad, and How Long Does it Last

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When preparing cakes, cake flour is a necessary. It yields a light, delicate, and fluffy cake with just enough height and moisture. The greatest thing is that this flour may be kept in the pantry for up to a year, the refrigerator for two years, and the freezer for three years.

Hello, cake lovers! My name is Shea, and I’ve spent the past 10 years baking everything under the sun (or should I say under the kitchen lights?). Cakes are one of my favorite things to create since they are so adaptable and have so many different options.

While I sometimes use other kinds of flour for making cakes (hello, handy all-purpose flour), nothing beats the results provided by cake flour. If you have any on hand and are wondering when it will expire, I’m here to help.

Lets talk about cake flour.

How Long Does Cake Flour Last?

Does Cake Flour Go Bad, and How Long Does it Last

Cake flour may be stored in the pantry for up to a year, in the refrigerator for two years, and in the freezer for three years. It’s no surprise that many individuals (including me) keep sacks of flour in their kitchen.

The important factor is where and how the cake flour is kept. Because, although cake flour has a long shelf life and may survive for many years, it does not always do so.

Can I Use Cake Flour After Expiration Date?

Does Cake Flour Go Bad, and How Long Does it Last

The majority of cake flours do not have an expiry date. They will instead have a best-by or sell-by date. These are not utilized as expiry indications. They are simply positioned to specify when the cake flour should be sold and when it will be at its freshest.

Keeping this in mind, you may use cake flour beyond the expiration date. It is absolutely safe to eat for weeks, months, or even years beyond the expiration date if properly kept and there are no symptoms of rotting.

How to Store Cake Flour

To get the most life out of your cake flour, make sure it’s properly kept.

Storing in the Pantry

Keeping it in the pantry is a great idea, particularly if you intend to use it all within a year. Keep in mind that cake flour will only last a year in a kitchen cupboard. Here are some easy steps to ensure it makes it to the one-year milestone.

  • Transfer to an airtight container or use a resealable plastic bag to cover the original packing.

The majority of flour is packaged in deplorable conditions. It’s difficult to get inside, and keeping it shut is almost impossible. If you have one, I suggest transferring to an airtight container. If not, resealable plastic bag the original packing.

  • Keep it away from direct sunshine and heat. Cake flour, like any other flour, prefers a cold, dry environment. It will happily take a seat at the back of your pantry, away from any sources of heat or light.
  • Also, keep it away from dampness. Moisture is flour’s worst enemy. If your flour gets wet, it will rot and must be discarded. As a result, keep your cake flour away from any liquids.
  • It should be dated. Because cake flour does not keep in the cupboard permanently, it is essential to date it.

Storing in the Fridge/Freezer

Cake flour may be stored in the fridge or freezer for up to three years, which is great news for individuals who do not use cake flour as often as a baker like me. This is how you do it.

  • Fill an airtight container or resealable plastic bag halfway with cake flour. Cake flour should not be kept in its original package in the refrigerator or freezer. Fill an airtight container or resealable plastic bag halfway with cake flour.
  • It should be dated. Although cake flour may be stored in the fridge or freezer forever, knowing when you first introduced it to your appliance is critical.

After all, spoiling in a two-month-old package of cake flour may not be an issue. A three-year-old container, on the other hand, may be a little riskier, and you should double-check it for symptoms of rotting.

  • Store in tiny increments (optional). I keep cake flour in compact, resealable plastic bags. That way, I can take out tiny pieces from the fridge or freezer as needed without having to defrost the whole lot.

Does Cake Flour Go Bad?

Proper storage is the ultimate doorway to cake flour with a long shelf life. Even if you follow all of the instructions, your cake flour might go stale. Here are several tell-tale symptoms that your cake flour has to be discarded.

Presence of Insects or Bugs

This only applies if you keep your cake flour in the pantry.

If you detect any insects or bugs in the cake flour container, throw it away right away. Nobody likes to eat a cake that has been infected by bugs.

While you’re at it, make sure you take care of the bug or pest issue. These rodents will most likely discover your other food items (if they haven’t already) and return for more.


If your cake flour comes into touch with any moisture, it must be thrown.

Cake flour will not only form a clumpy, unpleasant mess, but moist flour provides an excellent habitat for bacteria development.

Remove any cake flour that has come into touch with moisture to prevent disease.

Odd Scent

Take a deep breath of your cake flour. Is there an unpleasant odor? Does it have a rotten, musty, or sour odor? Then it’s time to let it go.

The aroma of cake flour should be balanced. It is advisable not to chance a smell that is anything but meek and unremarkable.

Weird Flavor

Again, cake flour should be flavorless. Put a little amount of cake flour on your fingers and taste it. If it tastes bad, you won’t want to use it in the next recipe.


Last but not least, go over everything thoroughly. Cake flour is white in color. If the flour becomes discolored, it has gone bad. Mold may also be present, which may look as speckles of colorful spots in your cake flour.


Needless to say, cake flour deserves a standing ovation for its long shelf life. If you have any more questions concerning this subject, please see the commonly asked questions section below.

Can you use flour 4 years out of date?

Yes, perhaps. It all depends on how it was kept and whether or not there are any signs of rotting. Before using four-year-old cake flour, properly inspect it. The good news is that outdated cake flour will not get you sick; instead, it will produce undesired effects.

What can you do with expired cake flour?

If your cake flour is really rancid and not just beyond its best before date, you may still utilize it for other purposes. As long as there is no mold present, you may use it as a dry shampoo, to make clay molds, or even to paint (Swedish painting!).

What does rancid flour smell like?

It might be difficult to tell what rotten cake flour smells like since it has a neutral odor to begin with. Any fragrance that isn’t neutral, on the other hand, might suggest that your cake flour has gone bad. In particular, watch for a musty, sour, or even Play-Doh-like odor.

Final Words

Cake flour may be stored properly for up to a year in the pantry, two years in the refrigerator, and three years in the freezer. Some even claim to use cake flour after three years, although they double-check the batch for symptoms of deterioration before use.

How do you store your cake flour?


Is it okay to use expired cake flour?

Can you use flour that has passed its best before date? Probably. If it hasn’t deteriorated and has been kept in a cool, dry area, it should be acceptable for a few months beyond the printed date. Using outdated flour will not usually make you sick.

How can you tell if cake flour is bad?

If it appears yellow or gray, displays symptoms of mold, has firm moisture lumps, or has evidence of insects, throw it away. Furthermore, if the flour smells awful (sour, musty, or just plain nasty), don’t use it.

Is 2 year old flour still good?

Refined flours will keep for six to eight months at room temperature, one year in the fridge, and two years in the freezer if properly packed and stored. Whole-wheat flour may be stored at room temperature for three months and in the fridge or freezer for up to a year.

Can you use flour 2 years out of date?

No, it is not advisable to use expired flour since it might deteriorate due to humidity or oxygen exposure. Flour may be kept in an airtight container in a cold, dry area for up to 6 months, while unopened store-bought flour can be stored correctly for up to 8-10 months.

What happens if you cook with expired flour?

“Most of the time, nothing happens other than that your baked goods don’t taste good,” Knauer adds. There is, nevertheless, a slight probability that consuming outdated flour can get you sick. “If rancid flour contains large amounts of mycotoxins, it can make you sick,” says Knauer.

Can I use flour a year after expiration date?

While using flour beyond its expiration date is acceptable provided there are no symptoms of degradation and it has been properly kept, it will not produce the same results as new flour.

What is a substitute for cake flour?

You may manufacture your own cake flour by blending all-purpose flour and a little cornstarch. To simulate cake flour, the cornstarch provides softness and decreases the total protein amount of the combination.

What are the black specks in my cake flour?

Flour bugs, also known as pantry weevils, rice bugs, wheat bugs, or flour worms, are microscopic insects that consume dry goods in your pantry. These little foodies like flour, cereal, rice, baking mixes, and pasta.

Does cake flour need to be refrigerated?

You can keep flour in a cold, dark, dry location like your pantry, but it will stay even longer if you put it in the fridge or freezer.

Can I use flour that expired 4 years ago?

Most packaged flours have expiry dates, also known as best-by dates, written on the bag to indicate how long they will remain fresh. However, these markings are not required and do not indicate safety. As a result, even beyond the best-by date, your flour may still be safe to consume (9).

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