How coffee beans are graded in coffee producing countries
For a long time, coffee producing countries have their own classification and evaluation standards for coffee, which serve as pricing guidelines for coffee trading markets. However, in recent years, coffee consuming countries have begun to demand uniform evaluation standards, which is the rise of the so-called specialty coffee concept.
In the past, there were roughly three classification and evaluation criteria for coffee producing countries:
1. Graded according to altitude of origin
2. the size of that coffee bean sieve, i. e. the coffee bean size
3. According to the sieve, the proportion of defective beans and the taste test comprehensive method
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The standard procedure of selecting beans for coffee
A cup of "good coffee", that is, the coffee standard and practical steps of "selecting flawless coffee raw beans, roasting, fresh grinding, brewing, and correctly extracting the taste".
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Learn about the three native species of coffee
Coffee belongs to the evergreen shrub of the genus Coffea of Rubiaceae, which is centered in the tropics. There are about 6000 species of Rubiaceae plants in this area. Coffee has always been considered to have certain effects, such as invigorating the stomach, waking up the brain, stopping bleeding, dissipating heat, strengthening the body and so on. The more famous Rubiaceae plant is Gardenia jasminoides, whose fruit was dried and used as medicinal material a long time ago.
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