Coffee review

How to save the ground coffee powder? how to save the coffee powder?

Published: 2025-08-21 Author: World Gafei
Last Updated: 2025/08/21, Professional coffee knowledge exchange more coffee bean information please follow the coffee workshop (Wechat official account cafe_style) according to the "American International Coffee Association" (NCA) website, the natural enemies of coffee beans (powder) are: humidity, temperature, light, oxygen. Therefore, when thinking about what to do with coffee beans, the key is how to avoid these four enemies! Q1: coffee bean ice

Professional coffee knowledge exchange more coffee bean information please follow the coffee workshop (Wechat official account cafe_style)

According to the American International Coffee Association (NCA) website, the natural enemies of coffee beans (powder) are: humidity, temperature, light, oxygen. Therefore, when thinking about what to do with coffee beans, the key is how to avoid these four enemies!

Q1: the coffee bean ice refrigerator won't go bad? NO!

The question that most people wonder about is: "do you want to put coffee beans in the refrigerator or not?" "especially in humid and muggy Taiwan, many people tend to put all their food in the refrigerator to insulate them from moisture and heat. in fact, not every kind of food is suitable for preservation in the refrigerator, especially coffee beans!.

When we take the drink out of the refrigerator and leave it at room temperature, we can see that condensed water droplets appear outside the container. Similarly, if the opened coffee beans are stored in the refrigerator, their natural "hygroscopic" will not only absorb the smell of the nearby refrigerator and make the coffee beans lose their aroma, but also take them in and out of the refrigerator repeatedly, resulting in fine water droplets attached to the coffee beans and a substantial increase in humidity. On the contrary, it encourages the growth of mold.

But without the refrigerator, won't it go bad when the weather is muggy? Indeed, a high temperature environment will deteriorate the oil quality of coffee beans and make coffee beans lose their fresh aroma and flavor, so heat-dissipating appliances such as sunlight, refrigerators or ovens, and cardboard boxes are not good places to store coffee beans. only in a dry and cool place can you maintain the good quality of coffee beans.

Q2: you can't put it in the freezer. Can you put it in the freezer?

If you can ensure that the container of coffee beans is completely sealed and unopened, then it is possible to put it in a freezer. But don't forget that every time you open the refrigerator, you will let the coffee bean shine on the light, and it is also one of the enemies of the coffee bean. So the best advice is that if you want to keep your coffee beans for a long time and don't use them within 10 to 14 days, you can store them in the freezer.

If you need to use coffee beans after two weeks, remember to put the remaining coffee beans back in the freezer before condensation (deicing) occurs to reduce the likelihood of spoilage.

Q3: will coffee powder be easier to preserve than coffee beans? NO!

In general, coffee beans can be preserved for about a year without being sealed. After exposure to air, it is best to eat up within 14 days to prevent moisture. In this way, how does oxygen affect the quality of coffee beans? Coffee beans will deteriorate because of oxidation. The longer they are exposed to the air after baking, the less fresh the coffee beans will be and the worse the flavor of the brewed coffee will be, not to mention that the ground coffee powder has a larger surface area of exposure to the air and is more likely to deteriorate.

In 1999, the American Fine Coffee Association (SCAA) publicly accepted the definition of "freshly roasted coffee": no matter how it is packaged, it must be brewed within three to seven days after baking, and it must be brewed immediately after grinding. So, if you have bought a whole bag of coffee powder to go home, the best way is to finish drinking!

Tips for preserving coffee beans:

Sealed cans are filled:

Eliminate the possibility of damp coffee beans caused by oxygen

Buy in small quantities:

Roasted coffee beans, the longer the time, the easier it is to deteriorate, so it is best to drink it in a short time.

Cool and dry place:

To avoid deterioration caused by light exposure, one of the four natural enemies of coffee beans.

Coffee powder is ready to be ground and washed:

The powdered texture is not easy to preserve, so it is recommended to finish eating quickly after opening.

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