The first coffee will not melt completely when thrown into the water. The maximum extraction rate of roasted coffee beans is 30% (substances that can be dissolved in water divided by the total weight of coffee). This seems to be nonsense: 1. Whether it's French pressure, Philharmonic pressure, all kinds of pressure, or espresso. The range of the best extraction rate is 18% Mui 21%. Insufficient extraction (less than 18%) indicates that the flavor of coffee is not fully soluble.
2016-01-08 About coffee take some roast okay coffee beans extract incomplete askIn my understanding, I see amazing flowers in China, countless players who are interested in machinery, and many lovers who are interested in coffee producing areas. However, when I see many people in the extraction of Italian concentration, do not cloth powder, do not control powder, or even taste judgment, I do not understand. If it is not extracted properly, even the most beautiful flower will only make the coffee
2014-09-13 Powder quantity control coffee knowledge coffee encyclopedia coffee powder quantity