2. Add water, light soy sauce, dark soy sauce, and crystal sugar. After boiling with strong fire, turn to low heat 1 hour, and finally turn to medium heat to collect juice.

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Pork, also known as dolphin meat, is the meat of one of the main domestic animals, the pig family. Its taste is sweet and salty, and it is rich in protein, fat, carbohydrate, calcium, iron and phosphorus. Pork is the main non-staple food in daily life, which has the functions of tonifying deficiency, strengthening body, nourishing yin and moistening dryness, enriching muscles and nourishing skin. Anyone who is weak after illness, postpartum blood deficiency, and yellow face can be used as a nourishing product. Pork is one of the important animal foods on people's table.

Because pork fiber is soft, connective tissue is less, and muscle tissue contains more intermuscular fat, the meat tastes particularly delicious after cooking.