2, oyster sauce lettuce: raw materials: a lettuce, oyster sauce, onion, garlic cloves, chicken essence, salt. Practice: Wash lettuce and tear it into large pieces by hand; Chop onion and ginger for later use. Boil half a pot of water. After the water boils, add lettuce and scald it slightly (about 40 seconds). Take out the lettuce and drain the excess water. Set the wok on fire, pour the oil and stir-fry the chopped green onion slightly. Then pour in minced garlic and oyster sauce, stir-fry over low heat, add a little chicken essence, stir well and pour it on the scalded lettuce. If there is broth, you can add some broth after adding oyster sauce, and then thicken it better.