The most taboo to kill a turtle is to chop off the head with one knife, which not only loses turtle blood, but also wastes in the turtle body cannot be discharged and are not clean.
Live turtles should be put in a large wok, and the water temperature should be heated constantly to let them empty their urine and feces. After the water boiled, the tortoise stopped moving, with its limbs and head sticking out. At this time, the cavity is opened again, and the blood and internal organs are clean.
Soft-shelled turtle is rich in high-quality protein, amino acids, minerals, trace elements and vitamins A, B 1, B2, etc. It has the delicious taste of chicken, deer, cow, pig and fish, and is known as "gourmet five-flavor meat". The medicinal effects of soft-shelled turtle: turtle shell, turtle head, turtle meat, turtle gall, turtle fat, turtle glue and other parts have medicinal value. Its main functions are: nourishing yin and controlling hepatitis and abnormal hyperfunction; Nourish, improve plasma protein content, promote hematopoietic function and enhance physical strength; Clearing away heat, reducing abnormal body temperature rise, and dissipating mass in the body. Carassius auratus contains an important substance to resist the aging of human blood vessels. Regular consumption can reduce blood cholesterol and is beneficial to patients with hypertension and coronary heart disease. Eating a proper amount of soft-shelled turtle is beneficial to the recovery of maternal body and improving the quality of breast milk. Experiments by Japanese scientists have also confirmed that soft-shelled turtles have certain anti-cancer effects and improve the body's immunity. Turtle contains iron, folic acid, etc., which can stimulate hematopoietic function and help improve athletes' endurance and recover fatigue. But when eating soft-shelled turtle, you can't eat it with eggs, rabbits, pigs, chickens, ducks and amaranth, otherwise it will be useless. It should also be noted that eating soft-shelled turtles must be eaten alive, not dead, because soft-shelled turtles contain more histamine acid, which is easy to rot and deteriorate after death. Histamine acid can be decomposed to produce toxic histamine substances, which will cause poisoning after eating.