2. Wash the fish head, cut the yuba, slice the ginger and cut the onion.
3. Heat the casserole on the stove, add oil, fry the fish head in the pot, and add Shaoxing wine and ginger slices.
4. Inject clean water, bring it to a boil with high fire, change to medium fire for 30 minutes, put it in a yuba pot 10 minute, add salt and monosodium glutamate to adjust the taste, add onion and sprinkle with pepper.