The skill of grinding coffee
The aroma of coffee will not lie, whether a cup of coffee is fresh and mellow, in the grinding, has leaked the "first opportunity". People who know how to taste coffee must understand the technology of grinding coffee, which is very important to preserve the fragrance of coffee.
After the coffee beans are roasted, it is best to use up within 2 months, otherwise one more day, the flavor will be reduced, the best drinking period is about the 15th day after the coffee is roasted, and the best drinking period of the ground coffee powder is no more than a week. So when we make coffee, we try to grind it a few minutes before.
In order to ensure the quality of coffee, in the grinding of coffee beans, we should try to do the following:
(1) the degree of grinding should be uniform and should not be different in thickness.
(2) the grinding degree is consistent with that of coffee extraction utensils.
(3) can not produce fine powder, which is easy to bring bitterness and astringency to coffee.
(4) it can not produce heat, too high temperature will accelerate the volatilization of coffee flavor.
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