2 tablespoons soy sauce, vinegar 1/2 tablespoons vegetable oil 1 tablespoon water.
step
Boneless beans, cut into 3-5cm sections, washed and sliced bacon for later use.
Add a small amount of vegetable oil to the pot, add the chopped bacon and stir fry. When the bacon is fragrant, pour in the beans and stir fry together.
After the beans are fried and discolored, add salt and stir evenly, and add boiling water until the water does not reach the beans.
After the water in the pot is boiled, take out a small bowl and put the steamed grid on the beans.
Spread the strips on the steaming grid (cut the noodles from the middle and then spread them), cover them and start steaming.
Steam for about 2 minutes, open the lid, slowly pour the bean soup reserved in step 5 on the noodles, cover the lid and continue steaming.
After pouring the soup, steam the noodles for about 3 to 5 minutes (be careful not to dry the pot without soup). Turn off the heating.
After the noodles are cooked, pour the prepared vinegar and soy sauce into the noodles, then stir with chopsticks and mix with the beans at the bottom of the pot.