Coffee cups introduce Espresso cups.
Espresso cups are generally made of porcelain cups with thicker walls, mainly for heat preservation. The bottom is sometimes made into a convex shape similar to the bottom of a red wine bottle so that a small amount of powder in the coffee will precipitate at the bottom of the cup without being drunk together. The handle of the cup is used for pinching, not for fingers to pass through, so the ring will be very small or even have no eyes to pass through.
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Any of various acidic substances found in encyclopedia coffee.
We all know that coffee contains a lot of organic and inorganic acids, which have a great impact on the taste of coffee, but most people do not have a chance to understand the effects of various acids. The following article will talk about the relationship between various acids and coffee! Citric acid-Citric Acid citric acid is common in lemon, citrus and other fruits, you are now
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Coffee Common Sense The main ingredients of coffee
Caffeine: has a particularly strong bitter taste and stimulates the central nervous system, heart and respiratory system. Moderate caffeine can also reduce muscle fatigue and promote digestive secretion. Because it promotes kidney function, it has a diuretic effect and helps the body expel excess sodium ions from the body. Too much caffeine can lead to caffeine poisoning. Tannin: Boiled tannin decomposes into pyrolytic acid,
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