How about oiled coffee beans? Is the coffee grease good?
Spring is warm and sunny, and the temperature here in Chongqing is getting higher and higher, so recently more friends have asked whether fresh beans should be dry on the surface, and those with glossy light must not be fresh, right?
The answer, of course, is: no
Mr. Luo of Chongqing Donghua barista training School is here. I will briefly talk about it for you.
The oil performance of coffee is mainly related to temperature and baking degree. Generally speaking, the shallower the roasting degree, the less oil on the bean surface after roasting. The deeper the roasting degree, the more oil the beans will show. In the same way, the same is true of the relationship between temperature and temperature. If the temperature is low, the bean table will be made.
The speed of oil production is slow, but if the temperature is high, the speed of oil production will be accelerated.
The process of coffee oil production is mainly carried out in the following order: coffee beans do not produce oil / secrete less oil / begin to secrete oil-- oil secretion increases-- oil gloss-- the oil has been dried back to the coffee bean itself-- the surface of the bean is dry again-- and then continue to come out.
Oil (by this time the coffee with oil is already very bad)
The following picture hopes to help you understand the effect of baking degree and temperature on the performance of bean oil.
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