Coffee common sense tips for distinguishing the freshness of coffee beans
Smell: fresh coffee beans smell strong fragrance, otherwise tasteless or bad smell.
Look: good coffee beans are complete in shape and full in size. On the contrary, the shape is incomplete.
Pressure: fresh coffee beans are pressed fresh and crisp, and the fragrance floats out when they crack.
Color: dark black coffee beans, the coffee brewed has a bitter taste; yellow coffee beans, the coffee brewed has a sour taste.
Good coffee beans, neat shape, bright color, roasted by single stir-fry. After brewing, the flavor is mellow and the stamina is strong; the bad coffee beans are of different shapes and incomplete. It is not mellow enough to talk about fragrance after brewing.
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Be a professional barista
Everything from scratch, from simple to complex is a process of progress. Doing things is also like this, all need to go through a process, this process is the sublimation of knowledge process. I have been making coffee for a period of time, and I have some knowledge of some things in the bar, but I am not proficient either. Maybe I am far from being proficient. It is technically possible to pass a
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What is the most difficult point in coffee technology?
I put forward such a topic to myself, mainly trying to solve some misunderstandings and puzzles in the thoughts of some barista friends. Coffee, if only in terms of technology in daily work, I do not think it is difficult, because to make coffee as a job, that is to do simple things over and over again. Besides, coffee is not high-tech, so how difficult is it? Have barista friends.
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