The preservation of coffee beans is very important. Coffee beans must be drunk freshly.
Coffee beans must be drunk fresh, so the preservation of coffee beans is very important.
There are three steps to keep coffee beans fresh:
① first sealed the one-way exhaust valve bag of the coffee bean with a sealing clip.
② is put in a sealed bag to prevent moisture from being inhaled.
Putting ③ in the freezer can slow down the oxidation rate of coffee and maintain its fresh quality. If you need to drink, you must first take it out of the refrigerator and leave it at room temperature for a day before cooking and baking.
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The crema in a cup of ESP is actually made up of grease and foam
The crema in a cup of ESP is actually made up of grease and foam, while grease is divided into two forms. The oil is liquid and the fat is solid. The presence of grease can destroy the structure of the foam and cause crema to disappear quickly in a few minutes. Since the surfactant in coffee is dissolved in water, the surfactant of the grease surface will be pulled off the surface of the foam together with the water, causing the foam to change.
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Turkish coffee is perhaps the most difficult coffee to make.
Turkish coffee is perhaps the most difficult coffee to make, and real Turkish coffee can only be obtained through a complex process. Add coffee and sugar to the Turkish coffee maker Ibrik and add a few cups of water to the pot. The coffee pot can only be half full, because there is a lot of foam when the water is about to boil. When the coffee is boiling, remove the coffee pot from the fire to make the foam disappear.
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