1. Materials used, pork, tofu, Agrocybe aegerita.
2. Slice the meat as thin as possible.
3. Add some salt and marinate.
4. Put Agrocybe aegerita, tofu and cold water into a pot and boil until the tofu floats. Tofu tastes better when cooked for a long time.
5. Add the meat, stir-fry the meat, and cook as soon as the water boils. This will make the meat taste the best.