Savory Pepper Steak with Bell Peppers and Onions

Total Time: 55 mins Difficulty: Intermediate
Juicy flank steak strips flash-fried with colorful bell peppers and onions, all coated in a glossy, tangy pepper sauce.
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Savory Pepper Steak with Bell Peppers and Onions delivers juicy flank steak strips flash-fried with colorful bell peppers and onions, all coated in a glossy, tangy pepper sauce. Tender marinated steak slices sear quickly with sweet peppers and onions, then simmer in a soy-Worcestershire blend that clings to every bite. Ready in just minutes, this dish transforms dinner into a flavorful, speedy celebration. Perfect for weeknights when you crave big flavor without the fuss—grab your skillet and let’s get cooking!

Key Ingredients

Gathering quality components is key to this Savory Pepper Steak with Bell Peppers and Onions. Each ingredient plays a role in layering flavor, texture, and that glossy sauce you’ll love.

  • 1 pound flank steak: Lean protein sliced thinly against the grain for maximum tenderness and marinade absorption.
  • 2 tablespoons soy sauce: Provides deep umami and a savory backbone to both the marinade and the sauce.
  • 1 tablespoon Worcestershire sauce: Adds tangy richness and complexity to the beef marinade.
  • 1 teaspoon sesame oil: Brings a nutty aroma that rounds out the Asian-inspired flavor profile.
  • 1 tablespoon cornstarch: Thickens the marinade and later the sauce, ensuring a silky, clingy coating.
  • 2 tablespoons water: Used to create the cornstarch slurry that gives the sauce its perfect consistency.
  • 2 tablespoons vegetable oil: Heat-stable oil for stir-frying the beef and vegetables at high temperature.
  • 1 red bell pepper: Offers bright sweetness and vibrant color to the finished dish.
  • 1 green bell pepper: Lends a mild, grassy bite and balances the sweeter peppers.
  • 1 yellow bell pepper: Adds sunny color and gentle sweetness to the mix.
  • 1 large onion: Contributes natural sweetness and a foundation of savory flavor.
  • 2 garlic cloves: Infuses the stir-fry with aromatic pungency and depth.
  • 1 teaspoon ground black pepper: Provides mild heat and earthy spice.
  • 1 teaspoon salt: Enhances all the flavors and seasons the steak and sauce.
  • 1/2 cup beef broth: Builds a rich, savory base for the sauce.
  • 1 tablespoon rice vinegar: Brightens the sauce with a hint of acidity.
  • 1 teaspoon sugar: Balances the savory and acidic elements for a rounded taste.

How To Make Savory Pepper Steak with Bell Peppers and Onions

This recipe comes together quickly through simple stir-frying and a few key steps that guarantee tender steak and crisp-tender veggies all coated in a luscious sauce. Follow each instruction carefully—from slicing the steak against the grain to creating a smooth cornstarch slurry—to achieve restaurant-quality results in your own kitchen.

1. Thinly slice the flank steak into 1/4-inch strips against the grain. Use a sharp knife and steady hand to ensure uniform pieces for even cooking.

2. In a bowl combine soy sauce, Worcestershire sauce, sesame oil, salt, black pepper, and cornstarch; add the steak and toss to coat evenly. The cornstarch will help lock in juices and later thicken the sauce.

3. Slice the bell peppers and onion into strips and mince the garlic cloves. Aim for similar-size pieces so everything cooks at the same rate.

4. Heat the vegetable oil in a large skillet or wok over high heat until shimmering. This hot surface is crucial for a good sear.

5. Add the marinated steak and stir-fry for about 2 minutes until browned; remove the steak and set aside. Avoid overcrowding the pan to keep the meat from steaming.

6. Add the bell peppers, onion, and garlic to the skillet and stir-fry for 3 to 4 minutes until they begin to soften but still hold some crunch.

7. Return the steak to the skillet and pour in the beef broth, rice vinegar, and sugar; stir to combine and bring to a gentle simmer.

8. In a small cup mix the cornstarch with water to create a slurry, then pour into the skillet and cook for 1 to 2 minutes until the sauce thickens to a glossy, clingy consistency.

9. Taste and adjust seasoning with additional salt or pepper if needed.

10. Remove from heat and serve immediately over steamed rice or noodles.

Serving Suggestions

Savory Pepper Steak is incredibly versatile once it’s off the heat. Whether you’re feeding a hungry crowd or enjoying a quiet dinner for two, these serving ideas will elevate your meal with minimal effort. From simple sides to creative garnishes, there’s something for every occasion.

  • Steamed Rice: Pile the pepper steak over fluffy jasmine or basmati rice to soak up every drop of the tangy sauce.
  • Egg Noodles: Toss cooked egg noodles with the steak and veggies for a comforting, slurp-friendly meal.
  • Cauliflower Rice: Keep it low-carb by spooning the stir-fry over riced cauliflower and topping with sliced green onions.
  • Lettuce Wraps: Fill large crisp lettuce leaves with the steak mixture for a fresh, handheld twist and extra crunch.

Tips For Perfect Savory Pepper Steak with Bell Peppers and Onions

Every home cook appreciates those little tricks that turn a good recipe into an unforgettable one. With Savory Pepper Steak with Bell Peppers and Onions, a few simple adjustments will boost flavor, texture, and overall ease. Keep these pointers in mind as you cook to make each bite shine.

  • For a spicier kick, add a pinch of red pepper flakes when stir-frying the garlic to give the sauce a subtle heat boost.
  • Flank steak can be substituted with sirloin or skirt steak if you prefer—just make sure to slice it thinly against the grain for maximum tenderness.
  • Marinating the beef for at least 30 minutes (and up to 2 hours) allows the flavors to penetrate deeply for juicier, more flavorful slices.
  • Serve the stir-fry immediately after cooking to maintain the crispness of the peppers and the bright flavors of the sauce.

How To Store It

If you happen to have leftovers—which is rare with this crowd-pleaser—proper storage will keep your Savory Pepper Steak flavorful and fresh for quick meals ahead. Follow these tips to maintain the texture of the beef and vegetables.

  • Refrigerate in an Airtight Container: Cool the pepper steak to room temperature, then transfer to a sealed container. Store in the fridge for up to 3 days.
  • Freeze for Longer Storage: Portion into freezer-safe bags or containers and freeze for up to 2 months. Thaw overnight in the refrigerator before reheating.
  • Reheat Gently: Warm in a skillet over medium heat with a splash of beef broth or water to revive the sauce and soften the veggies without overcooking the steak.
  • Separate the Sauce: If you plan to store for more than a day, consider refrigerating the sauce and stir-fry components separately to avoid soggy peppers.

Frequently Asked Questions

Here are some quick answers to common questions about this recipe:

  • How long should I marinate the steak for the best flavor?

For optimal flavor, marinate the steak for at least 30 minutes in the refrigerator. If you have more time, you can marinate it for up to 2 hours. Beyond that, the cornstarch may start to break down the meat’s texture, so avoid marinating overnight.

  • Can I use a different cut of beef if I don’t have flank steak?

Yes. Sirloin or skirt steak are excellent substitutes. Choose a cut that is lean and slice it thinly against the grain to ensure tenderness and optimal absorption of the marinade.

  • What’s the best way to keep the bell peppers and onions crisp?

Preheat your skillet or wok until the oil is shimmering, then stir-fry the vegetables over high heat for only 3 to 4 minutes. Cook just until they begin to soften—this quick, high-heat method seals in their natural crunch.

  • How can I adjust the spiciness of this dish?

To add heat, sprinkle in a pinch of red pepper flakes when you add the garlic, or stir in a teaspoon of chili paste or sriracha along with the beef broth. Taste as you go to reach your desired level of spiciness.

  • My sauce turned out too thin. How can I thicken it properly?

Make sure your cornstarch slurry (1 tablespoon cornstarch mixed with 2 tablespoons water) is fully blended before adding. Pour it into the simmering skillet and stir for 1 to 2 minutes until it reaches a glossy, thick consistency. If it’s still thin, prepare another small slurry and repeat.

  • How should I store and reheat leftovers?

Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat gently in a skillet over medium heat, adding a splash of beef broth or water to restore moisture and prevent the vegetables from drying out.

  • What are the best serving suggestions for this pepper steak?

Serve immediately over steamed white or brown rice, egg noodles, or even cauliflower rice for a low-carb option. Garnish with sliced green onions or toasted sesame seeds for added flavor and visual appeal.

What Makes This Special

This Savory Pepper Steak with Bell Peppers and Onions shines because it balances high-heat searing for tender, flavorful steak with the vibrant crunch of fresh peppers—and the glossy soy-Worcestershire sauce ties it all together. It’s quick to make yet rich in taste, perfect for busy weeknights or impressing friends. Feel free to print and save this recipe in your dinner rotation. If you give it a whirl, drop a comment below with your questions or share how it turned out—I’d love to hear your feedback!

Savory Pepper Steak with Bell Peppers and Onions

Difficulty: Intermediate Prep Time 15 mins Cook Time 10 mins Rest Time 30 mins Total Time 55 mins
Calories: 275

Description

Tender marinated steak slices sear quickly with sweet bell peppers and onions, then simmer in a glossy soy-Worcestershire sauce that coats each bite. Serve over rice or noodles for a flavorful, speedy dinner.

Ingredients

Instructions

  1. Thinly slice the flank steak into 1/4-inch strips against the grain.
  2. In a bowl combine soy sauce, Worcestershire sauce, sesame oil, salt, black pepper, and cornstarch; add the steak and toss to coat evenly.
  3. Slice the bell peppers and onion into strips and mince the garlic cloves.
  4. Heat the vegetable oil in a large skillet or wok over high heat until shimmering.
  5. Add the marinated steak and stir-fry for about 2 minutes until browned; remove the steak and set aside.
  6. Add the bell peppers, onion, and garlic to the skillet and stir-fry for 3 to 4 minutes until they begin to soften.
  7. Return the steak to the skillet and pour in the beef broth, rice vinegar, and sugar; stir to combine.
  8. In a small cup mix the cornstarch with water to create a slurry, then pour into the skillet and cook for 1 to 2 minutes until the sauce thickens.
  9. Taste and adjust seasoning with additional salt or pepper if needed.
  10. Remove from heat and serve immediately over steamed rice or noodles.

Note

  • For a spicier kick add a pinch of red pepper flakes.
  • Flank steak can be substituted with sirloin or skirt steak.
  • Marinating the beef for at least 30 minutes enhances the flavor.
  • Serve immediately to retain the crispness of the peppers.
Keywords: pepper steak, stir-fry recipe, bell pepper beef, flank steak, quick dinner, asian stir-fry

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Frequently Asked Questions

Expand All:
How long should I marinate the steak for the best flavor?

For optimal flavor, marinate the steak for at least 30 minutes in the refrigerator. If you have more time, you can marinate it for up to 2 hours. Beyond that, the cornstarch may start to break down the meat’s texture, so avoid marinating overnight.

Can I use a different cut of beef if I don’t have flank steak?

Yes. Sirloin or skirt steak are excellent substitutes. Choose a cut that is lean and slice it thinly against the grain to ensure tenderness and optimal absorption of the marinade.

What’s the best way to keep the bell peppers and onions crisp?

Preheat your skillet or wok until the oil is shimmering, then stir-fry the vegetables over high heat for only 3 to 4 minutes. Cook just until they begin to soften—this quick, high-heat method seals in their natural crunch.

How can I adjust the spiciness of this dish?

To add heat, sprinkle in a pinch of red pepper flakes when you add the garlic, or stir in a teaspoon of chili paste or sriracha along with the beef broth. Taste as you go to reach your desired level of spiciness.

My sauce turned out too thin. How can I thicken it properly?

Make sure your cornstarch slurry (1 tablespoon cornstarch mixed with 2 tablespoons water) is fully blended before adding. Pour it into the simmering skillet and stir for 1 to 2 minutes until it reaches a glossy, thick consistency. If it’s still thin, prepare another small slurry and repeat.

How should I store and reheat leftovers?

Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat gently in a skillet over medium heat, adding a splash of beef broth or water to restore moisture and prevent the vegetables from drying out.

What are the best serving suggestions for this pepper steak?

Serve immediately over steamed white or brown rice, egg noodles, or even cauliflower rice for a low-carb option. Garnish with sliced green onions or toasted sesame seeds for added flavor and visual appeal.

Rachael Foster

Food and Lifestyle Blogger

Hey gorgeous! I'm Rachael Foster, and I'm thrilled you've found your way to my kitchen where we turn everyday ingredients into extraordinary meals that'll make your taste buds dance!

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