1. Marinate the beef with cornstarch, light soy sauce for half an hour, and cut off the tender ginger and green pepper.
2. Heat in a frying pan until six mature, pour in corn oil, stir-fry tender ginger and green peppers on high heat until six mature.
3. Pour the beef and stir fry for 2 minutes.
4. Add a little salt and stir fry evenly.
5. In a serving bowl, complete.
6. A simple, fast and delicious dish is ready.
