Material preparation: Flammulina velutipes, green pepper, millet pepper, ginger, garlic, Chili sauce, broth, aged vinegar, cooking wine, fish sauce, white pepper, fat beef slices, etc.

1. Wash Flammulina velutipes, blanch them in a boiling water pot, pick them up and lay them flat on a plate for later use.

2, hot oil in the pot, saute chopped ingredients (green pepper, millet pepper, ginger, garlic), add Chili sauce, stir-fry spicy.

3. Pour the stock, then add vinegar, cooking wine, fish sauce and white pepper, and bring to a boil.

4. Take out the food residue in the pot, leave the cooked hot and sour soup in the pot, add the fat beef slices and cook until it becomes discolored.

5. Finally, pour the cooked fat beef slices on the Flammulina velutipes.