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  3. Beef and Pepper Stir Fry
Beef and pepper stir fry in a wok with colorful bell peppers

Quick, colorful, and full of wok flavor

Beef and Pepper Stir Fry

Prep Time

15 min

Cook Time

8 min

Total Time

23 min

Servings

4

4 servings

Difficulty

Easy

Cost

Moderate

$$

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Beef and Pepper Stir Fry

Quick, colorful, and full of wok flavor

★4.5(23)

Thinly sliced beef and crisp bell peppers tossed in a savory-sweet soy sauce. A 20-minute weeknight winner.

15m

Prep Time

8m

Cook Time

23m

Total Time

4

Servings

Easy

Difficulty

Moderate $$

Cost

Chinese CuisineMain CourseDairy-Free
Sarah Chen
Sarah Chen

January 27, 2026(Updated March 15, 2026)

A great stir fry is all about high heat and fast cooking. The beef gets a quick sear while the peppers stay crisp-tender, and a simple sauce ties everything together in minutes.

This is the weeknight dinner you will come back to again and again. Prep everything before you start cooking, because once the wok is hot, things move fast.

We developed this Beef and Pepper Stir Fry recipe to be approachable without sacrificing depth of flavor. What sets a great main course apart is restraint — knowing when to stop adding and letting the core ingredients speak. This recipe strikes that balance, giving you bold flavor without unnecessary complexity or a mile-long ingredient list.

Why This Recipe Works

Velveting the beef with a touch of cornstarch and soy sauce before cooking creates a silky coating that keeps the meat juicy even at high heat. Searing at high heat triggers the Maillard reaction, creating hundreds of new flavor compounds on the surface that no amount of seasoning alone can replicate. Combined with resting time that allows juices to redistribute, this produces meat that is evenly juicy from edge to center.

Ingredients

  • 1 lb flank steak, thinly sliced against the grain
  • 2 bell peppers (any color), sliced
  • 1 small onion, sliced
  • 3 tbsp soy sauce
  • 1 tbsp cornstarch
  • 1 tbsp sesame oil
  • 2 cloves garlic, minced
  • 1 tbsp fresh ginger, minced

Instructions

  1. 1

    Toss sliced beef with 1 tbsp soy sauce and cornstarch. Let sit 10 minutes while you prep vegetables.

  2. 2

    Mix remaining 2 tbsp soy sauce, 1 tbsp rice vinegar, 1 tsp sugar, and sesame oil in a small bowl for the sauce.

  3. 3

    Heat 1 tbsp vegetable oil in a wok or large skillet over high heat until smoking. Sear beef in a single layer for 1-2 minutes. Remove.

  4. 4

    Add another tbsp oil. Stir fry peppers and onion for 2-3 minutes until crisp-tender. Add garlic and ginger, cook 30 seconds.

  5. 5

    Return beef to the wok, pour sauce over, and toss everything together for 30 seconds until glazed.

  6. 6

    Serve immediately over steamed rice.

Serving Suggestions

Ways to Serve This Dish

  • Serve over steamed jasmine or sticky rice

  • Pair with a side of pickled vegetables or kimchi

  • Add a drizzle of sesame oil and toasted sesame seeds for extra flavor

Substitutions

Flank steakSirloin

Sirloin is a good budget alternative. Slice it thin against the grain.

Soy sauceCoconut aminos

Coconut aminos are less salty and soy-free.

Fresh gingerGround ginger

Use 1/2 tsp ground ginger in place of 1 tbsp fresh.

DepthPantry

Test Kitchen Pick

Sesame Oil

Helpful Pantry Staple

Why the sesame oil matters

A small amount of toasted sesame oil changes the aroma fast. It is one of the easiest ways to make a sauce or dressing taste more complete.

This ingredient adds most of its value in aroma and finish.

  • Adds nutty depth with very little effort
  • Useful in noodles, dressings, and marinades

Toasted sesame oil is a small bottle that tends to have outsized payoff.

Shop sesame oil for this recipe

Tips & Storage

Pro Tips

  • Freeze the steak for 20 minutes before slicing for paper-thin cuts.

  • Have everything prepped and ready before turning on the heat.

  • Do not overcrowd the wok — cook beef in batches if needed.

  • Use the highest heat your stove can produce for proper wok char.

Storage

Store in an airtight container for up to 3 days. Keep rice separate.

Reheating

Reheat in a hot skillet or wok for 2-3 minutes. Avoid the microwave for best texture.

Recipe Notes from Our Kitchen

Editor's Note

Editor's note: This recipe is forgiving with timing — a minute or two extra will not ruin it. Focus on building good color during the sear and you are most of the way there.

Nutrition Facts

Per serving (1.5 cups) · 4 servings

Calories310
LowModerateHigh

A moderate-calorie serving · based on a 2,000 cal daily diet

Protein28g
Carbohydrates12g
Fat16g
Fiber3g
Sugar2g
Sodium780mg

Nutritional values are approximate and may vary based on specific ingredients and preparation methods.

Frequently Asked Questions

What is velveting?
Coating meat in cornstarch and soy sauce before cooking. It creates a protective layer that keeps the beef tender and juicy.
Can I use other vegetables?
Snow peas, broccoli, zucchini, and snap peas all work well. Cut everything to a similar size.
Can I use a regular skillet?
Yes, just make sure it is very hot. A cast iron skillet holds heat well for stir frying.

Explore More

More Chinese RecipesMore Main CourseDairy-Free RecipesStovetop Recipes
Sarah Chen

About Sarah Chen

Sarah Chen is a professional recipe developer and food editor with over a decade of experience in test kitchens and food media. She trained at the Culinary Institute of America before spending six years developing and testing recipes for national food publications, where she honed her ability to translate restaurant techniques into approachable home cooking. At RecipePool, Sarah leads recipe development, ensuring every dish is tested at least three times for clarity, accuracy, and genuine deliciousness. When she is not in the kitchen, she is browsing farmers markets and collecting vintage cookbooks.

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