What is the difference between dry aroma and wet aroma of freshly roasted coffee beans? What's the smell of coffee?

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Preservation of coffee beans

The flavor of coffee reaches its peak a few days after it is roasted, and this situation will be maintained for a period of time, and then gradually lose its flavor with the passage of time. How can you always have high-quality coffee beans? The following key points can be referred to:

■ buys freshly roasted coffee beans

■ uses up the coffee beans as soon as possible.

■ four low preservation principles: low temperature, low humidity, low light, low air permeability.

A . After the coffee beans are ground, smell the coffee powder (dry aroma) first.

B . After brewing, smell the coffee in the cup (wet aroma)

Whether it is wet or dry, the aroma of coffee can be divided into several categories:

■ fruits: lemon, orange, plum, peach, asparagus, grape, plum

■ flowers: rose, wild ginger, jasmine, violets, mint leaves

■ sugars: honey, black sugar, caramel, sweet potato

■ spices: cinnamon, ginger, cardamom, cocoa

■ wood: pine, cypress, Chinese fir, sandalwood, forest bottom

■ special aroma: wine fermentation, musk, cream, leather