Step1:Soak the screws in water for 2 hours. Add cooking oil.
Step2:Add in the oil and heat, then remove the onion, ginger, pepper and star anise. Stir fry with screws. Add cooking wine. Drain the water for 20 minutes. Add salt and green pepper. Turn off the heat for 5 minutes. Add a little sugar. Heat up and collect the juice. Because it's so delicious. This is the leftover.
Cooking tips:There are skills in making delicious dishes.