Coffee common sense black coffee is coffee without any embellishment.

Black coffee is unembellished coffee, black coffee brings the original feeling of tasting coffee. Black coffee combines the characteristics of sweet and bitter coffee, it is primitive and rugged, profound and intriguing. However, we always know too little about black coffee, and the distance makes it mysterious. In fact, black coffee is by your side, fall in love with it, and you will find it.

Black coffee emphasizes the aroma of coffee itself. Aroma is not only the life of coffee quality, but also the best expression of coffee production process and roasting technology. The climate of the place of production, variety, refined treatment, harvest, storage, and the appropriateness of baking technology in the consuming country are all conditions that determine the aroma of coffee beans. Bitter is the basic taste of black coffee, there is a difference between strength and texture, raw beans contain only a tiny amount of bitter ingredients, followed by baked sugar, part of starch, fiber caramelization and carbonization, to produce the most symbolic bitterness of coffee. Black coffee also has a sour taste, and proper heat to produce a moderate sour taste will make the coffee taste better and make people feel more deep. The sweetness of black coffee is closely related to the bitter taste, so the refreshing black coffee must have a sweet taste.

Coffee beans are the raw materials of black coffee, there are hundreds of kinds, and the price varies according to the variety, origin and grade. At present, we are familiar with Blue Mountain, Italy, Mantenin, Brazil, charcoal roast and other kinds in Beijing, which can be bought in many supermarkets, most of which are baked ripe beans. Due to different producing areas, the characteristics of coffee beans are also different, some of the color is dark, the degree of baking is thicker; some are lighter in color and slightly lighter in taste. The expert candidate for coffee is to grab a handful of coffee beans to see whether the color of each bean is the same and whether the particles are similar in size and shape, so as to avoid buying shoddy products disguised as mixed beans. In addition, if the baked beans out of oil, it has gone bad, not only reduced aroma, but also astringent and sour taste.

Most people who like black coffee make it at home. On the small square, there are several necessities for production, and the process is like the Chinese tea ceremony. People who pay attention to sentiment will buy back a bean grinder, grind slowly at home and enjoy the process of falling in love. At present, the better bean grinders are mostly produced in Japan and Taiwan, there are manual and electric, manual bean grinders are mostly antique, the price is one or two hundred yuan. But there are also more expensive, such as the size of coffee powder can be adjusted through the spring or the most popular two-wheel appearance of fashion products, ranging from 300 yuan to more than 600 yuan. It is understood that many electric bean grinders are used in cafes and office buildings, but now families choose more and more.