The black paste inside the crab is crab paste. Crab paste belongs to the semen and organs in the spermatophore sperm sac of male crabs, and only strong and mature male crabs will have black crab paste. To preserve fresh hairy crabs, just place them in the cold layer of the refrigerator and cover them with a damp towel, but consume them within three days to avoid the death and spoilage of hairy crabs.

Crab paste is mainly made up of semen and organs in the spermatophore of male crabs, showing a translucent jelly-like shape and rich in nutrients. It is not advisable to drink tea or eat persimmons during the process of eating crabs so as not to affect your health, and you should use a wet cloth to cover it when preserving it and put it into the chilled layer of the refrigerator.

Taboos of eating crabs:

1, should not be eaten with food high in tannins: crabs try not to eat with food containing more tannins, such as persimmons, black dates, hawthorn, pomegranate, grapes, etc., especially do not eat persimmons. This is because the protein and tannic acid in crabs will react and produce tannic acid protein precipitation, which is unfavorable to digestion and absorption and may cause abdominal distension, abdominal pain, nausea, vomiting and other discomforts.

2, should not be eaten with cold and cold food: because after eating crabs, and then eat cold, cold things, cold doubled, easy to hurt the gastrointestinal function, resulting in diarrhea.

3, can not eat dead crabs, uncooked crabs: crabs after the death of a large number of bacterial reproduction, producing toxins. In addition, the crab body contains more histamine, histamine is a toxic substance, the longer the crab is dead, the more histamine accumulated, accumulated to a certain extent, people may cause poisoning after eating. Crabs should be fresh and well cooked, avoid eating drunken crabs and cold raw crabs to avoid poisoning or infection with parasites.

4, the following groups of people should eat less or do not eat crab: people allergic to crab can not eat crab; crab cold, cold spleen and stomach people should not eat crab; pregnant women should not eat too much crab; crab contains more fat and cholesterol, suffering from high blood pressure, high cholesterol, coronary heart disease and other diseases of the patient should eat less crab; crab belongs to the high-purine food, high uric acid or gout patients should not eat crab.

They are the most popular food in the world.