First clean the green pepper, then cut it into sections, cut the ham into slices, cut the tofu into shreds, heat the oil in a pan, add the onion, ginger and garlic and saute until fragrant, then add the green pepper. Put it in, then put the ham, add an appropriate amount of pepper, bean paste, light soy sauce, oyster sauce, and then pour an appropriate amount of boiling water. After the water boils, add the shredded tofu, then add an appropriate amount of salt and simmer for a few minutes. It is a very delicious dish. Delicious green pepper, ham and tofu shreds are ready.