
Step1:Chop the beef into minced meat. Put it in a clean bow

Step2:Add a teaspoon of corn starch

Step3:Add a little vinegar

Step4:Marinate for more than ten minutes

Step5:Heat the pot. Pour in a little oil. Put in the washed green beans

Step6:Stir fry until the skin of green beans is wrinkled. Add cooking wine. Stir quickly for several time

Step7:A teaspoon of corn starch is mixed with water to make water starch. Pour into the pot

Step8:Add a little black pepper

Step9:Add 500ml of water and bring to a boil

Step10:After boiling, add the marinated minced beef

Step11:When the minced beef floats, pour in the egg white liquid and quickly stir it with chopsticks. It looks like an egg flower

Step12:Turn off the fire. Season with a little salt before serving.
Cooking tips:1. This soup is also suitable for babies. Pay attention to mincing the minced beef as much as possible; 2. Marinate the minced beef in advance to make it more tasty. It's better not to omit this step; 3. Fry the green beans in advance to be cooked to avoid residual toxins; 4. After pouring in the egg white, quickly stir them with chopsticks to make them into minced egg flowers; 5. If using the green beans cooked in advance, put them in after adding the egg white. There are skills in making delicious dishes.