Five basic knowledge of Coffee

1. What is the "three original species" of coffee?

A: among the many plants on earth, there are at least 40 species of coffee, but the more practical cultivated species are the so-called three original species, namely Arabica. Robsta species (Robustra). Liberia card species (Liberica), and now this order is the order of their quality. The Arabica species has the best fragrance, and its caffeine content is only half that of the Robusta species. At present, the Arabica species account for about 70% to 80% of the world's total output, while the Robusta species are heat-resistant. It is rainy. Less rain, strong adaptability, low cost, output also has 20% to 30% of the total output. Liberia card is not popular except for producing countries and a small number of Europeans because of its poor aroma and bitter taste.

2. Is iced coffee (such as Iced Mocha, IcedCappuccino) brewed with iced beans or with ice cubes?

A: iced coffee is made from iced coffee beans. It is most appropriate to add ice cubes after cooling (at room temperature). If ice is added to cool the coffee, if the ice melts too much in the coffee, the coffee becomes too thin. Iced Mocha refers to a drink with chocolate syrup in iced coffee. Mocha means coffee with chocolate in English. Iced Cappuccino refers to iced coffee with a special flavor in addition to sugar and milk, so it has a special taste.

Is drinking "black coffee" the best way to taste coffee?

A: there is a saying that drinking coffee is that you know how to drink without cream. Black coffee without sugar is the expert at tasting coffee. In fact, there is no fixed and correct way to drink coffee. The coffee path in Ethiopia, the hometown of coffee, also adds ginger. Cinnamon and other spices are featured. In the case of a good cup of coffee, black coffee can indeed enjoy its original balanced and rich flavor, while sugar and cream can make up for the shortcomings of some coffees. for example, cream can remove a little astringency, and adding sugar can turn bitterness into sweetness.

4. Is it right to drink coffee while it is hot?

A: some people say that the best time to drink hot coffee is 85C, which is not good when it is cold. In fact, if it is a good cup of coffee, the taste should be consistent when the temperature is high and low, which is why the appraiser who tested the coffee will evaluate the whole process of coffee from hot to cold. After cooling, apart from the reduction of aroma, the taste of a good cup of coffee will be even better than the temperature. Just because of the unstable nature of coffee, some people encourage drinking it while it is still hot to avoid cooling changes that affect the flavor of coffee. On the other hand, when a steaming cup of coffee is served in front of you, drinking it while it is hot is a kind of etiquette in response to the coffee maker's mind.

5. Will the skin turn black when drinking coffee?

A: so far, no study has shown that there is an absolute relationship between melanin in coffee and melanin in the skin. on the contrary, caffeine speeds up metabolism. Promote digestion. Improve constipation, from these functions, can also help the roughness of the skin. When it comes to caffeine speeding up metabolism, it is said that coffee will accelerate the burning of calories to achieve the effect of weight loss; basically, the theory is true, but this kind of calorie burning is not enough to lose weight, and if sugar and cream are added to the coffee, it is even more inconsistent with the principle of weight loss in terms of calories.