Frozen skin is a kind of meat product with high content of protein. Frozen skin is a great invention of Manchu people. Processed from pigskin, it not only has good toughness, good color, fragrance, taste and taste, but also has important physiological health care effects on human skin, tendons, bones and hair. The main nutrients of preserved jelly are fat, protein and cellulose. The protein content in pigskin is 2.5 times that of pork, the carbohydrate content is 4 times that of pork, and the fat content is only 1/2 of pork.
Extended data:
Pigskin is rich in nutrition: Pigskin contains protein, fat and dermatan B sulfate, which has the functions of softening blood vessels, anticoagulation, promoting hematopoietic function and skin injury healing, health care and beauty. Its colloid has better hematopoietic function than donkey-hide gelatin. Regular consumption can increase heme content and white blood cell count and prevent thrombosis. Pigskin is rich in collagen, which can wrinkle and beautify. It is a rare beauty dish for ladies!
Techniques for making jelly:
1. Soaking pigskin in advance can facilitate cleaning.
2. Pig hair and seals on the surface of pigskin must be cleaned.
Repeated cleaning and oil scraping are the secrets of refreshing and delicious pigskin jelly.
4, use a small fire from beginning to end, the fire is easy to cook soup, and the frozen skin will not have obvious color; Don't overcook the pigskin, but leave it chewy, which is interesting to eat in contrast to the frozen part.
Source: Baidu Encyclopedia-Frozen Skin
People's Network-Practice of Frozen Drinks in Spring Festival