1. Longli fish is thawed at room temperature, cut into strips about 1.2 cm wide, and marinated with cooking wine, salt, pepper powder and ginger powder for ten minutes.

2. Take a plate and pour a proper amount of flour; Chop garlic for later use;

Put more oil in the pot than usual and heat it to 80% heat. Dip the marinated fish strips in a layer of flour, fry them in an oil pan until both sides are golden, take them out and put them in a plate.

Don't pour out the oil of fried fish. Wash the pot or cook tomato sauce in another pot: put a spoonful of oil in the pot, heat it to 30%, pour in minced garlic and stir-fry, then pour in the tomato sauce prepared in advance, cook it on low heat until the sauce bubbles and thickens, and then pour it on the fried fish fillets.