This Best Ever Pepper Steak is a classic stir-fry dish that’s bursting with flavor. Tender strips of beef are paired with colorful bell peppers and onions, then cooked in a savory, slightly sweet sauce. It’s a perfect weeknight dinner that’s quick to make yet delivers restaurant-quality results right at home.
Ingredients
For the Steak Marinade:
- 1 lb flank steak, sliced thinly against the grain
- 2 tablespoons soy sauce
- 1 tablespoon cornstarch
- 1 tablespoon vegetable oil (for stir-frying)
For the Stir-Fry:
- 2 bell peppers (red, green, or yellow), sliced into strips
- 1 medium onion, sliced
- 2 cloves garlic, minced
- 1 tablespoon fresh ginger, minced
- 2 tablespoons vegetable oil (for stir-frying)
For the Sauce:
- ¼ cup soy sauce
- 1 tablespoon oyster sauce
- 1 tablespoon hoisin sauce
- 1 tablespoon rice vinegar
- 1 tablespoon sugar (or honey)
- 1 teaspoon cornstarch (to thicken the sauce)
- ½ cup beef broth or water
- 1 teaspoon freshly ground black pepper (or to taste)
- ½ teaspoon red pepper flakes (optional for heat)