soak the frozen tofu in cold water in advance, because the frozen tofu is slow to thaw, so it should be ahead of time; Soak some vermicelli in warm water. Slice the pork, preferably with fat and thin pork belly; Wash the Chinese cabbage and cut it into small pieces. Heat oil in a pan, add onion and ginger slices until fragrant, then add meat slices and stir fry until the meat slices change color, pour Chinese cabbage, add soy sauce and pepper noodles, continue to stir fry for a while, add appropriate amount of water, then add melted frozen tofu, add a little salt, cover the lid and start stewing. After stewing for about five minutes, add the soaked vermicelli and stew until the vermicelli is transparent, then turn off the heat. Add a little monosodium glutamate to taste before cooking, and the delicious stewed frozen tofu with Chinese cabbage vermicelli is ready.