The production steps of mushroom beef noodles:
1. Wash beef, slice it, add cooking wine, soy sauce, pepper and sweet potato starch, and marinate for 10 minute.
2. Wash fresh mushrooms, remove old roots and slice.
3. Pour the oil into the pot until it is 80% hot, and pour in the mushrooms and stir fry.
4. After the mushrooms are fried soft, add appropriate amount of boiling water.
5. After the soup is boiled, pour in the marinated beef, stir fry with chopsticks, and add some salt.
6. Wash vegetables, drain water, wash coriander and cut into small pieces.
7. Add a proper amount of water to the pot to boil, add noodles, cook for about three minutes, and add vegetables.
8. Take out the noodles and vegetables, put them in a bowl, pour in the appropriate amount of mushroom beef soup, sprinkle with coriander, and the mushroom beef noodles can be finished.