How to choose coffee beans? how to choose the taste of coffee beans?

Professional coffee knowledge exchange more coffee bean information please follow the coffee workshop (Wechat official account cafe_style)
First, don't be greedy for petty bargains, you'd better buy the amount you can drink within a month from the date of coffee roasting
Because the freshness of coffee beans starts when they are roasted. Freshly roasted coffee beans will begin to exhaust (mainly carbon dioxide) for about a week, and when the gas is completely discharged (about two-three weeks), the coffee beans will no longer be fresh!
Tips that can judge the freshness of coffee beans:
1. Oil: shallow to medium-roasted coffee beans, the surface will be foggy, almost can not see oil; deep-baked beans, there will be small particles of oil on the surface, the deeper the baking degree, the more oil.
two。 Aroma: freshly roasted coffee beans will have a strong aroma; on the other hand, stale coffee looks bright and smells rich in fuel consumption, which means you buy stale coffee beans.
3. Foam: fresh coffee beans have more or less unemitted gas, so when hot water is poured on ground coffee powder, foam will appear on the surface, and coffee beans will produce bubbles and oils (crema) as if they are breathing.
Second, buying coffee beans with a clearly marked date is a smart choice.
Generally speaking, food products will look at the shelf life and taste period. Coffee beans belong to the food category. Some large coffee factories use central roasting to mass-produce coffee beans. The preservation period is usually between 12 and 18 months. But the preservation period and freshness are two different things. Coffee beans actually depend on the taste period. The fresher the coffee beans are, the better the coffee is!
Third, do not buy coffee of unknown origin or unclear label
Many coffee merchants in the market have no choice but to buy low-quality and cheap raw beans for roasting because of price competition, so they do not dare to clearly mark their coffee identity cards. However, the eco-green coffee has a clear and complete identity card, which makes you feel at ease when you buy and drink.
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[coffee knowledge] coffee powder pressing Italian coffee powder pressing strength of espresso
Professional coffee knowledge exchange more coffee bean information please pay attention to the coffee workshop (Wechat official account cafe_style) pressing powder about the power of the powder is also a variety of views, 5 pounds, 10 pounds, 20 pounds few people know what this is, in fact, there is no need to worry about how many pounds of force, just always remember to apply force evenly, to achieve the pressed powder compact surface
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[tasting] Coffee with high sweetness is sweeter than coffee with sweeter taste.
Professional coffee knowledge exchange more coffee bean information Please follow the coffee workshop (Wechat official account cafe_style) what sweetness is generally associated with the high sugar content of the food itself, sweet substances are most commonly found in carbohydrates, carbohydrates contain sucrose (usually granulated sugar) and lactose (milk). In the Flavor Bible, Page and Dor
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