1. Marinate the Steak:
- In a bowl, mix together the soy sauce and cornstarch until well combined to create a marinade.
- Add the thinly sliced beef to the marinade and toss until evenly coated. Let it marinate for at least 15 minutes.
2. Cook the Steak:
- Heat 1 tablespoon of vegetable oil in a large skillet or wok over high heat.
- Add the marinated beef to the hot skillet in a single layer and cook for 2-3 minutes, stirring occasionally, until browned and cooked through. Remove the beef from the skillet and set aside.
3. Cook the Vegetables:
- In the same skillet, add the remaining tablespoon of vegetable oil.
- Add the sliced onion and bell pepper to the skillet and cook for 3-4 minutes, or until they begin to soften.
- Add the minced garlic and grated ginger to the skillet and cook for an additional 1-2 minutes, until fragrant.
4. Make the Sauce:
- Stir in the oyster sauce, hoisin sauce, black bean sauce (if using), and sugar, mixing well to combine.
- Pour in the beef broth or water and bring the mixture to a simmer.
5. Combine Everything:
- Return the cooked beef to the skillet and toss until it is well coated in the sauce and heated through.
- Cook for an additional 1-2 minutes, allowing the flavors to meld together.
6. Serve:
- Serve the pepper steak hot over cooked rice.
- Garnish with chopped green onions and sesame seeds, if desired.
- Enjoy your delicious homemade pepper steak and rice!
Feel free to customize this recipe by adding other vegetables such as mushrooms, broccoli, or snap peas. You can also adjust the seasonings to suit your taste preferences.