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Pepper Steak with Bell Peppers and Onion: A Timeless Stir-Fry Classic

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This classic Pepper Steak with Bell Peppers and Onion is a quick and flavorful stir-fry made with tender beef strips, colorful bell peppers, and sweet onions tossed in a rich, savory sauce. Ideal for busy weeknights and perfect served over rice or noodles.

Ingredients

Scale

1 lb flank steak, thinly sliced against the grain

1 red bell pepper, thinly sliced

1 green bell pepper, thinly sliced

1 yellow bell pepper, thinly sliced

1 medium onion, thinly sliced

2 tbsp vegetable oil

1/4 cup soy sauce

2 tbsp oyster sauce

1 tbsp cornstarch

2 tbsp water

1 tbsp rice vinegar

1 tbsp honey or brown sugar

2 cloves garlic, minced

1 tsp fresh ginger, grated

1 tsp sesame oil

Optional: 1/2 tsp red pepper flakes

Instructions

1. Whisk together soy sauce, oyster sauce, cornstarch, water, rice vinegar, honey, garlic, ginger, sesame oil, and red pepper flakes in a small bowl and set aside

2. Heat 1 tablespoon of vegetable oil in a large skillet or wok over medium-high heat

3. Add the sliced beef and stir-fry for 2 to 3 minutes until browned and just cooked through, then remove and set aside

4. Add the remaining oil to the skillet and stir-fry the bell peppers and onion for 4 to 5 minutes until tender-crisp

5. Return the beef to the skillet and pour in the prepared sauce

6. Stir well and cook for 2 to 3 minutes until the sauce thickens and coats everything evenly

7. Remove from heat and serve hot over steamed rice or noodles

Notes

Use a mix of colorful bell peppers for the best presentation

Substitute hoisin sauce if oyster sauce is unavailable

For a gluten-free version, use tamari or gluten-free soy sauce

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