How to choose coffee and raw beans by hand? Choose the right raw coffee beans? Lin Dong Mantenin, Sumatra, Indonesia

What kind of raw beans are high-quality raw beans? First look at the surface of beans, fresh and high-quality raw beans, the surface is shiny, in addition, the processing of good raw beans, uniform color, the surface of uneven color can not be called good beans, must choose uniform color. Secondly, the particle size is the same, which is also evidence of good quality management. Make sure that the particle size is the same when you buy it. Even and neat coffee raw beans can achieve a consistent baking effect; otherwise, some are too deep and bitter, and some are too shallow and sour, which will affect the overall taste of roasted coffee beans. Raw beans are divided into several grades according to quality standards, which vary from place to place, basically according to size and shape. The higher the grade, the better the quality. At present, as the domestic coffee raw bean market has just started, the coffee raw beans sold are mainly low-grade futures beans. People usually have a lot of defects in the raw beans they get. Defective coffee beans are quite harmful, including that the mutated beans are neither flat nor garden beans. Due to abnormal development, the raw beans are broken in the center when they are shelled. This kind of bean is prone to uneven baking. Fermented beans / black beans are fermented internally in the process of processing or washing. It has the smell of fermented acid. Unripe beans / white dead beans are harvested when the coffee fruit is not fully ripe. This kind of bean is ivory after baking and tastes green and astringent. The process of processing and transportation of mildew beans is affected by damp, rain and mold. As long as one bean is moldy, it will soon spread to others, so be careful. Worm-eaten beans are eaten by a pest called coffee bark beetle, and there are insect eyes on the beans, which make coffee smell.

Country: Indonesia

Grade: G1

Producing area: Lindong, Sumatra

Treatment method: traditional wet planing method

Altitude: 1100-1600 m

Flavor: baked toast, nuts, pine, caramel, herbs

The most famous coffee producers in Asia are the islands of Malaysia: Sumatra, Java and Kaliman. Sumatra Manning coffee from the Indonesian island of Sumatra is the most famous.

Mantenin coffee is produced in Lake dopa in Sumatra Province and Lake Tawa in Aceh. This is the famous "Shuangman of the two lakes". What the Shuangman of the two lakes have in common is that they are both thick and mellow. the difference is that the mantenin of Lake dopa is more stuffy, low and even has the smell of immortal grass, while Mantenin of Lake Tawa is more acidic, sometimes with a smell of cedar or wood.

During the Japanese occupation of Indonesia during World War II, a Japanese soldier drank mellow coffee in a cafe, so he asked the shopkeeper the name of the coffee, and the boss mistook him for asking where you were from, so he replied: Mandaining. After the war, the Japanese soldiers recalled the "manning" they had drunk in Indonesia. As a result, 15 tons of Indonesian coffee was transported to Japan, which was very popular. That's how Manning's name came out.