How can sweet and sour pork ribs be cooked to taste like chefs in five-star hotels?

Ingredients: 500g of ribs, oil, salt, chopped green onion, Jiang Mo, soy sauce, sugar, vinegar, cooking wine, tomato sauce and sesame oil.

Production steps:

(1) Wash the ribs, cut them into 3cm long pieces, and cook them in a pot until they are 80% cooked.

(2) Take it out and put it into a pot, and add salt and soy sauce for curing.

(3) Put the oil in the pot and heat it to 60%, then fry the ribs until they are light yellow and take them out.

(4) Heat the oil temperature to 80%, then put it in a pot and fry it until it is golden yellow, and take it out.

(5) Heat the wok with a little oil, add chopped green onion, stir-fry Jiang Mo, and add tomato sauce.

(6) Add appropriate amount of water, soy sauce, vinegar, sugar and cooking wine to make juice.

(7) Pour the ribs, boil them, and simmer with low fire until the soup is thick and the ribs are cooked, and then pour in the cooked oil.