1. It depends on the size of the lettuce. Large pieces of lettuce will take longer to fry, about twenty minutes. Smaller pieces of lettuce take less time to fry, about fifteen minutes.

2. Ingredients: lettuce, salad oil, salt, soy sauce, monosodium glutamate, green onions, pepper, etc.

3. Remove the lettuce leaves and skin, cut off the roots, wash them, cut them into thin slices diagonally, put them in a basin, blanch them in boiling water and take them out;

4. Cut the onions into slices at the end;

5. Heat the salad oil in the wok, add the Sichuan peppercorns and fry them until fragrant;

6. Take out the Sichuan peppercorns, add the minced green onions and stir-fry them;

7. Add the lettuce and stir-fry evenly. Finally, add refined salt, soy sauce and MSG and stir-fry until cooked through.