Introduction
Looking for a fast, flavorful dinner that beats takeout? This Pepper Steak with Bell Peppers and Onion is a classic Chinese-American dish that comes together in under 30 minutes. Featuring tender strips of beef, crisp-tender peppers, and onions tossed in a savory garlic soy sauce, this stir-fry is both satisfying and budget-friendly.
It’s perfect served over steamed rice or noodles, making it a family favorite for busy weeknights.
Ingredients
For the Beef:
- 1 lb flank steak or sirloin, thinly sliced against the grain
- 2 tbsp soy sauce
- 1 tbsp cornstarch
- 1 tsp sesame oil
For the Sauce:
- ¼ cup low-sodium soy sauce
- 2 tbsp oyster sauce
- 1 tbsp hoisin sauce
- 1 tbsp rice vinegar
- 1 tbsp cornstarch
- ½ cup beef broth
- 1 tsp sugar (optional)
For the Stir-Fry:
- 2 tbsp vegetable oil
- 1 large onion, sliced into strips
- 1 green bell pepper, sliced into strips
- 1 red bell pepper, sliced into strips
- 3 garlic cloves, minced
- 1-inch fresh ginger, grated (optional)
Timing
- Prep Time: 15 minutes
- Cook Time: 12 minutes
- Total Time: 27 minutes

Instructions
Step 1: Marinate the Beef
- In a bowl, combine sliced beef with soy sauce, cornstarch, and sesame oil.
- Let marinate for 10 minutes while you prep vegetables and sauce.
Step 2: Prepare the Sauce
- In a small bowl, whisk together soy sauce, oyster sauce, hoisin, rice vinegar, cornstarch, beef broth, and sugar.
- Set aside.
Step 3: Stir-Fry the Beef
- Heat 1 tbsp oil in a wok or skillet over high heat.
- Add beef in batches (to avoid overcrowding). Stir-fry until browned but not fully cooked, about 2–3 minutes. Remove and set aside.
Step 4: Cook the Vegetables
- In the same pan, add another tbsp oil.
- Stir-fry onion and peppers until slightly softened but still crisp, about 3–4 minutes.
- Add garlic and ginger, stir until fragrant.
Step 5: Combine Everything
- Return beef to the pan.
- Pour in the sauce, stirring until thickened and beef is cooked through (2–3 minutes).
- Adjust seasoning with extra soy sauce or black pepper if needed.
Tips for Success
- Slice beef against the grain for tenderness.
- Don’t overcook the vegetables—they should stay crisp.
- Add a pinch of red pepper flakes for a spicy kick.
- Substitute chicken or shrimp for variety.
Nutrition (per serving, 1 of 4)
- Calories: 310
- Protein: 26g
- Carbs: 18g
- Fat: 15g
- Fiber: 3g
Serving Suggestions
- Serve over steamed white rice, fried rice, or noodles.
- Pair with a side of steamed broccoli or bok choy.
- Garnish with sesame seeds and green onions for extra flavor.
Storage
- Refrigerate leftovers in an airtight container for up to 3 days.
- Reheat in a skillet over medium heat; add a splash of broth to loosen the sauce.
- Not freezer-friendly (peppers lose their texture).
Conclusion
This Pepper Steak with Bell Peppers and Onion is a quick, wholesome stir-fry that brings bold flavors to your table in less than 30 minutes. It’s versatile, family-friendly, and tastes even better than takeout. Perfect for when you need a fast weeknight dinner without sacrificing flavor.
Pepper Steak with Bell Peppers and Onion
4
servings15
minutes20
minutes380
kcalIngredients
1 ½ lbs (680g) flank steak or sirloin, thinly sliced against the grain
2 tbsp soy sauce
2 tbsp oyster sauce
1 tbsp cornstarch
1 tbsp rice vinegar (or apple cider vinegar)
2 tbsp vegetable oil, divided
1 red bell pepper, sliced
1 green bell pepper, sliced
1 yellow bell pepper, sliced (optional)
1 medium onion, sliced
3 garlic cloves, minced
1 tsp fresh ginger, grated
½ cup beef broth
1 tsp brown sugar (optional, balances flavors)
Sesame seeds & green onions (for garnish)
Directions
- In a bowl, mix steak with 1 tbsp soy sauce, 1 tsp cornstarch, and vinegar. Let marinate 10 minutes.
- Heat 1 tbsp oil in a wok or skillet over high heat. Sear steak in batches until browned but not fully cooked. Remove and set aside.
- Add remaining oil, then sauté bell peppers and onion for 3–4 minutes until tender-crisp. Stir in garlic and ginger.
- Return steak to the pan. Add oyster sauce, remaining soy sauce, beef broth, and brown sugar. Stir-fry 2–3 minutes until sauce thickens and steak is cooked through.
- Garnish with sesame seeds and green onions. Serve hot with steamed rice or noodles.









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