1. Slice the meat first, cut the tofu in half, and slice the pepper
2. Heat the pan with a small amount of oil, fry the meat until it is cooked, and put it on a plate for later use
3. Leave oil in the pan, put some oil if there is no oil, put the pepper, stir-fry the tofu, stir-fry and add water. (Because tofu absorbs water easily, put more water.