first step
Wash the lettuce and break it into small pieces.
Second step
Heat oil pan, add onion and ginger, stir fry.
Third step
Then add beef sauce and stir-fry.
Fourth step
Then add lettuce and stir-fry over high heat.
Step five
Then add salt and chicken essence. Add a little soy sauce.
Step 6
Stir fry quickly and evenly.