Stir-fried Beef with Bell Peppers and Black Bean Sauce
Step 1 / 5
In a bowl, combine beef sirloin, soy sauce, cornstarch, sesame oil, white pepper, and 1 tbsp cooking oil. Mix well and let it marinate for at least 15 minutes.
In a bowl, combine beef sirloin, soy sauce, cornstarch, sesame oil, white pepper, and 1 tbsp cooking oil. Mix well and let it marinate for at least 15 minutes.