Coffee common sense how to buy and preserve coffee beans

Freshness, altitude, soil, climate, variety and grower's consciousness are all factors that determine the quality of coffee beans. When choosing and purchasing coffee beans, try to choose good varieties and detailed naming (naming method: origin + manor + varieties + organic or not, the more complete the information is, the higher the grade of coffee beans is, but some varieties are scattered by farmers. There may be no manor name), coffee beans with high freshness, about 1500 meters above sea level, suitable planting environment and suitable treatment.

When preserving coffee, consumers should pay attention to: the general raw beans should not be preserved for more than 1 year; the best drinking period after roasting is 4 weeks, preferably in contact with the air for more than 3 days, the flavor changes obviously within a week, and tends to be stable after a week, and the shelf life is 3 months; coffee beans should be consumed as soon as possible after grinding into powder. if the drinking speed is slow, you can grind or divide the coffee powder into small parts.