The following is a recipe for mass production in restaurants. You can reduce the amount of spicy fish sauce in proportion according to the situation at home. 1. Remove the head and internal organs of cod, marinate it with salt, MSG and water for 15 minutes. 2. Steam the marinated cod for 5 minutes. 3. Place on a plate and top with spicy fish sauce. Preparation of spicy fish sauce: 500 grams of water, add 400 grams of soy sauce, a little salt, 5 tablespoons of MSG, 8 tablespoons of sugar, 2 tablespoons of pineapple extract, 4 taels of chili noodles, 3 taels of cumin noodles, 3 tablespoons of fish bone powder . After boiling, thicken it with glutinous rice flour. After cooling, add green onions