Fine coffee to learn the grinding method of coffee beans
According to the size of coffee beans, the grinding methods can be divided into rough grinding, medium grinding and fine grinding. Use the appropriate grinding method according to the coffee utensils.
There is also medium fine grinding or finer and finer grinding than fine grinding (powdered coffee powder). The time to grind coffee beans is to grind only the required portion before brewing coffee. After the coffee bean is ground into powder, its surface area increases and absorbs moisture, which is easy to oxidize. In short, with the passage of time, coffee powder also plays a role of deterioration to damage the flavor.
And after the ground coffee beans are placed, the carbon dioxide retained inside the coffee beans will be lost together with the aroma. In this way, when the coffee powder is extracted and filtered, the coffee powder should be expanded without expansion, and the coffee can not be brewed anyway. The secret is to consider grinding and homework consistently, so brewing coffee is the most delicious and mellow.
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High-quality coffee learns how to grade coffee beans
At present, there is no international standard for coffee bean quality classification, and the classification method varies from country to country, so coffee classification is carried out according to some characteristics applicable to each producing country. Take samples of coffee beans from a bag, judge them according to the standards of the producing country, grade the samples, and determine whether they are good or bad according to the evaluation.
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The technique of coffee the secret of grinding coffee beans
The grinding tool for coffee beans is a bean grinder. Bean grinders can be slightly divided into three types: ● household manual rotary bean grinder. (suitable for demand
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