Answers to 6 Coffee knowledge questions in the Encyclopedia of Fine Coffee
Q: should I store the coffee beans in the refrigerator after they are opened? How to save it?
Answer: as long as it is sealed in a cool place at room temperature. It is not recommended to put coffee in the refrigerator, if you put it in the refrigerator, when you want to drink coffee, the fresh-keeping temperature of coffee is unstable, which leads to the loss of smell faster, not to mention that coffee has the function of deodorization. This has become a deodorant. The most important thing is to drink as soon as possible after opening the package!
Q: drinking coffee can also help you lose weight
A: yes! As long as no spices are added. Simple black coffee, because coffee can promote human metabolism, in fact, you can lose weight, but to the right amount, so that you can be healthy and beautiful.
Q: how long is the shelf life of coffee beans?
Answer: as long as the seal is not opened, the appreciation period is as long as one year, but after opening the seal, special attention should be paid to the preservation method. Of course, it is best to taste it as soon as possible.
Q: why does the surface of coffee beans become greasy?
Answer: the following two factors make coffee beans out of oil: 1, sunlight, 2, the temperature is too high. You should pay attention to the way you save it.
Q: why are there no unsealed coffee beans, and the bags become bulging, swollen and full of gas?
A: roasted coffee beans are still full of vitality, and will continue to carry out chemical reactions to release carbon dioxide, so the bags will be bulged by gas, there is such a phenomenon, indicating that the coffee beans are very fresh!
Q: what is the ventilation button on the bag for? Will it cause air to enter the package and cause oxidation?
Answer: this is a patented one-way ventilation button, the function is to release carbon dioxide produced by the chemical action of coffee beans, as long as gently squeeze the bag, the gas will be discharged from the ventilation button, at this time close to the nose, you can smell bursts of coffee. Because of the one-way design, the gas can only be discharged and cannot enter.
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Coffee brewing method bag brewing method
The advantage of using a filter bag is that it can brew a lot of coffee at a time, but brewing and cleaning the filter bag is quite time consuming. Practice: three coffee brewing with the coffee hot, and then a long mouth of water into 360c.c. water, heated to boiling. Wash the filter bag with warm water and then wring it out. Add 30g coffee powder and gently flatten it. Do not press hard. Drill it out with a spoon.
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Coffee seeds frozen storage method
The French Institute for Development Research has recently successfully invented a long-term frozen storage method for coffee seeds, thus providing a reliable means for establishing coffee seed banks and protecting biodiversity. Coffee belongs to Rubiaceae evergreen shrubs or small trees, mainly produced in tropical areas, there are small fruit coffee, coffee and large fruit coffee and so on. Small fruit coffee originated in Arabia, is currently cultivated in the world
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