1. Ingredients: soy sauce 500g, water 1500g, maltose 150g, beef powder 50g, star anise 15g, cinnamon 15g, cardamom 10g, and pepper 65430.

2. Production method: put soy sauce, clear water, maltose and beef powder into a pot and light it. After boiling, add star anise, cinnamon, cardamom, pepper, ginger, garlic and onion. After the fragrance is boiled with low fire, the residue is removed, that is, dipped in juice, cooled and stored in the refrigerator.

3. Dip juice (sour juice): Put cold water, lemon juice, essence, salt, soy sauce and monosodium glutamate into a bowl and mix.

4. Soak the sauce in the meat for two hours.