Ingredients
Method
Prep the Beef
- In a bowl, combine the sliced sirloin steak, 2 tablespoons of soy sauce, and cornstarch. Mix well and let it marinate for 10 minutes.
- Heat 1 tablespoon of vegetable oil in a large skillet over medium-high heat.
Cook the Beef
- Add the marinated beef to the skillet, cooking for about 3-4 minutes until browned. Remove the beef and set it aside.
Stir-Fry the Vegetables
- In the same skillet, add another tablespoon of vegetable oil. Add the sliced onions, green and red bell peppers, garlic, and ginger. Stir-fry for 3-4 minutes until the vegetables are tender-crisp.
Combine and Sauce
- Return the beef to the skillet with the vegetables. In a small bowl, mix the soy sauce, oyster sauce, sesame oil, black pepper, and sugar. Pour the sauce over the beef and vegetables.
- Toss everything together and stir-fry for an additional 2-3 minutes until heated through.
Serve
- Remove from heat and serve hot over steamed rice or noodles.
Nutrition
Notes
For extra flavor, you can add sliced mushrooms or snow peas. Adjust the sauce ingredients to your taste preference.
