Coffee beans processing method of extraction of beans washing method
Washing is the most popular and widely used method of raw bean treatment at present, and most of the boutique coffee beans will choose the washing method. In South America, all countries except Brazil choose to wash raw beans.
Washing is the most scientific and technological method among all the treatment methods, and multiple screening is used to ensure the uniformity and stability of coffee bean quality. First of all, you still have to put the beans in the sink, then remove the floating beans, and put the beans that sink to the bottom of the trough into the pulp remover. The pulp remover can not only remove the pulp, but more importantly, it skillfully uses pressure to filter out immature beans thoroughly. The beans are then put into the fermentation tank for the most important washing and fermentation treatment. The purpose of washing fermentation is to remove pectin from beans, which takes about 16 to 32 hours to ferment. In the fermentation process will also produce a lot of acidic substances, the appropriate acetic acid can not only make coffee beans less moldy, but also increase the flavor of coffee. But overfermented beans can also be sour and astringent, turning into shoddy coffee.
The water content of water-washed coffee beans is generally about 16%, and the beans have better appearance, less miscellaneous flavor, clear taste and bright sour taste.
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The method of taking beans from the processing of Coffee beans
Tanning is a traditional method for the initial processing of coffee beans, and at present, almost all coffee-growing countries such as Ethiopia and Yemen still use solarization to treat raw beans. Sun treatment will first identify sunken beans in the sink, that is, ripe or half-ripe beans are spread in the drying farm for natural drying. The specific time depends on the local climatic conditions, which usually takes two to four weeks.
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Barista training knowledge introduction to the types of coffee roasting utensils
Coffee is popular mainly because of the aroma formed after roasting and the taste when drinking. The coffee raw bean itself does not have any special taste, but roasting completely changes and reorganizes the substances inside the raw bean to form a new structure, thus bringing out the mellow flavor of coffee, and coffee roasting is the coffee knowledge that baristas need to know. Tool roaster for baking, points
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