1, heating time is not enough to cause. Live female crabs, in the heating to 10 minutes or so, take out and cut to see, crab yellow is the center of the black surrounding yellow, put into the pot to continue to heat for a minute or two, take out all the golden yellow, so it should be just heating time is not enough.

2, hairy crab stomach after satiation, that is, the black gelatinous solid in the crab yolk. The reporter consulted with Mr. Gu Kailang of the Department of Zoology at Xuzhou Institute of Biological Engineering. Mr. Gu looked at the pictures sent over by the reporter and said that the black gelatinous substance next to the crab yolk is the crab's stomach, also known as the crab urine package, located in the center of the front edge of the dorsal shell, is shaped like a triangular bony sachet, with dirty sand inside, tightly connected to the crab yolk. Generally crabs in the empty stomach, the stomach will appear smaller, and after a full stomach, the stomach swells up, it looks like more black gelatinous material, but this is a normal category, remove the black gelatinous material can be eaten normally.

3, female crabs produced after mating, yellow and black boundaries are obvious. Crab yolk is the body of the ovary and digestive glands, crab yolk volume becomes large, bright orange color on behalf of the mother crab gonads have matured, at this time the production of crab eggs discharged from the body, remain in the body of the gonads in the egg cells still belong to the yolk part of the crab. The crab yolk is not the crab's egg, but it is basically the same as the crab's egg.

What is black in the middle of the crab yolk

The black gelatinous substance next to the crab yolk is the crab's stomach, also known as the crab urine package, located in the center of the dorsal shell anterior edge, is shaped like a triangular bony package, with dirt and sand, tightly connected to the crab yolk. Generally crabs in the empty stomach, the stomach will appear smaller, and after a full stomach, the stomach swells up, it looks like more black gelatinous material, but this is a normal category, remove the black gelatinous material can be eaten normally.

How to eat crab meat

Crab meat hoof tendon practice

1, will be cleaned pig's hoof tendon cut into long slices, blanch into the boiling water and fish, drain the water;

2, ginger slices, scallions cut into short segments, garlic cut into minced;

3, frying pan add peanut oil, set the medium fire to sixty percent heat, put the sugar stir-fried until the blood red;

4, the pig's trotters, scallions, ginger slices into the pot, fried to the color, add soy sauce, broth 250 ml, yellow wine boiled and moved to simmer on the micro-fire;

5, to be 1/3 of the soup left, take out the onion, ginger do not, thickening with wet cornstarch, add monosodium glutamate, scallion oil stirred into the center of the plate;

6, frying pan with peanut oil, set over medium heat until sixty percent of the heat, plus onion, ginger, garlic and fry out of the fragrance, then pour in the crab roe and stirred! Then pour into the crab meat stir fry a few times, and then cook the soy sauce, yellow wine, monosodium glutamate, turn over evenly, and then served on the plate around the hoof tendon is complete.

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