1. Prepare relevant ingredients.
2. Add salt, cooking wine, pepper, and egg white to the cut beef and marinate for ten minutes.
3. Heat the oil in the pan and fry the green and red peppers.
4. Sheng out and spare.
5. Heat oil in another pot, add beef, stir-fry until color changes, add soy sauce and oyster sauce and stir well.
6. Add shredded onion and stir well.
7. Add green and red pepper shreds, stir-fry quickly, turn off the heat and transfer to a plate.
Tips:The marinated beef is more tender and flavorful.
