1. Soak the bought lettuce in clean water for half an hour (to remove residual pesticides), then wash and drain.

2. Garlic, onion, ginger and dried Chili are cut into sections for later use.

3. Drained lettuce is put into the bowl, and chopped garlic, shallots, ginger and dried red peppers are also put into the bowl.

4. Add steamed fish drum oil.

5. Pour in the right amount of cold vinegar and sugar.

6. Finally, add salt, fresh vegetables and sesame oil and mix well.