1. Main ingredients: fish, sauerkraut. Ingredients: pickled pepper, pickled ginger, dried chili pepper, Sichuan peppercorns, aniseed, star anise, Pixian watercress, vegetable oil, edible oil, green onions. When preparing fish, it is recommended to prepare it whole. Because there are fish fins, tail fins, and fish bones, which are better ingredients for making this dish. You can use this type of material to stew the soup first. The fish should be marinated with cornstarch, wine, and salt for a while.

2. Sauerkraut is essential. It is recommended to wash the purchased sauerkraut several times and prepare some pickled peppers. This is the main source of hot and sour taste.

3. When using ingredients such as celery, ginger, and garlic, do not cut them too small during preparation. It is better to be larger because they are too easy to rot when stewing, and it is difficult to cover the whole pot. yes.