At home on vacation, family and friends get together, this crab is a seasonal dish. When the rice yellow season in autumn is the harvest season of crabs, it is also the season of crab ripening. At this time, the crabs have accumulated nutrients after a long period of time. It is delicious, fragrant, and so on. A crab filled with shells such as jade fat and cream can make people eat.

　　 Crab meat is delicious and tender, with a small amount of nutritional value. According to the determination, every 100 grams of crab meat contains 14 grams of protein, 2.6-5.9 grams of fat, 130-140 mg of calcium, and 150-phosphorus. 190 mg, there are thiamine, riboflavin and carbohydrates.

　　 crab species are roughly divided into two types: one is sea crabs, the other is river crabs. River crabs are divided into Liaohe River system, Yellow River system and Yangtze River system.

　　 Crabs are very popular among people. They not only have rich nutritional value, but also have high medicinal value. In the "Compendium of Materia Medica" it is recorded: Shujin Yiqi, Liweixiaoshi, Through meridian, disperse all heat, disperse congestion.

　　 Crab meat tastes salty and cold, has the functions of clearing heat, dispersing stasis, and nourishing yin. It can treat traumatic injuries, tendon fractures, allergic dermatitis, crab shell calcined ash, adjusted with honey, can be cured by external application Wasp stings or other unknown swelling poison.

　　 Crab meat has a good effect on hypertension, arteriosclerosis, cerebral thrombosis, and hyperlipidemia. It can be supplemented with various trace elements when it is eaten frequently. At the same time, it is necessary to pay attention to the composition of crab meat and crab yellow There is something else.

　　Eat crabs should pay attention to food hygiene and safety. Crabs often contain salmonella, which should be thoroughly heated to kill when eating, otherwise it will easily cause acute gastroenteritis or food poisoning, and even endanger human life. Never Eat dead (or dying) crabs, raw crabs and cold crabs.

　　Eat crabs must be cleared:

　　Clear the cheeks of the crabs, on both sides of the crab body, shaped like eyebrows, arranged in strips, these parts It is dirty and has no edible value. Don’t chew it all to avoid food poisoning;

　　Except for clearing the stomach of the crab, the stomach of the crab is also called the crab urine bag, which is in the shape of the center of the front edge of the back shell. Such as a triangular bone packet with dirt and sand, which is closely connected to the crab yellow;

　　Three remove the crab heart, commonly known as the hexagonal plate, located in the middle of the crab yellow or crab oil, tightly connected to the stomach, in a hexagonal shape, not easy to identify ;

　　Four removals of crab intestines are located in the middle of the crab umbilical with a large number of things in the form of strips. These four kinds of bacteria, viruses and dirt must be removed.

　　 Crab is cold, ginger can expel cold, vinegar can deodorize, and can be sterilized, so eat crab should be dipped in ginger vinegar juice. Crabs can be eaten in various ways, including steaming, boiled, noodles , Drunkenness, pickling and other methods, commonly used to make famous dishes, famous snacks, etc.