Boutique Coffee Technology of preserving Coffee beans and Coffee Powder
Dark coffee seems lonely, but it is not: milk, cream balls, ice cream, rock sugar, sweet wine, chocolate rice and colorful rice are all good friends of coffee.
[how to preserve coffee beans]
Roasted coffee beans are easily oxidized due to contact with the air, resulting in deterioration of the oil, volatilization and disappearance of the fragrance, and then accelerated deterioration through temperature, humidity, sunlight and other factors.
Generally speaking, the storage period of coffee beans after opening is one month, and the drinking period of coffee powder is one week. Unsealed vacuum packaged coffee beans can be preserved for 4 months.
Coffee beans bought home should be stored in a sealed container, preferably in the refrigerator. Sprinkle some salt (for dehumidification) in the coffee storage pot to help preserve the aroma of the coffee.
Nowadays, most of the bagged coffee sold on the market have an one-way vent so that the gas from beans or coffee powder can be discharged to block the air outside. As the shelf life of coffee powder is shorter than that of coffee beans, try to grind coffee before brewing coffee, which can preserve the freshness of coffee beans and maintain the aroma of coffee.
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Six steps of coffee cup evaluation
There are six steps in coffee cup evaluation, describing the aroma, aroma, taste, smell, aftertaste and mellowness of coffee. 1. Fragrance: the first step in cup evaluation is to evaluate the aroma of coffee beans. Grind 10 grams of coffee, put it in 3-5 sample cups, and then breathe hard at the gas released by the freshly crushed coffee cells. The characteristics of the aroma indicate the essence of the taste of coffee beans:
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Teach you how to taste a good cup of coffee in a cafe
1. Take a sip of ice water before drinking coffee to remove the taste of other foods that have previously remained in your mouth. two。 Put the coffee in front of your nose and smell the mellow taste of the coffee. 3. First take a sip of the original coffee and turn it in your mouth with the tip of your tongue to taste the sweet and mellow coffee, or whether it has charred, sour, astringent and bitter taste. 4. Add half a packet of sugar (which will reduce the bitterness and increase the sour taste), and then check the acid,
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