Smoky Beef Stir-Fry with Bell Peppers and Garlic

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

Quickly seared strips of beef tossed with colorful bell peppers and a smoky garlic sauce for a satisfying stir-fry. This asian-inspired beef ready in about 25 minutes pairs vegetable oil, flank steak, red bell pepper for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 350 calories and feeds 3, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

★ 4.4 (8 ratings) Prep: 10 min Cook: 15 min Serves 3 Asian cuisine 350 cal/serving
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Ingredients

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Instructions

  1. Step 1: In a small bowl, whisk together 3 tbsp soy sauce, 1 tsp smoked paprika, 1 tbsp brown sugar, 1 tsp cornstarch, and 2 tbsp water until smooth; set aside.
  2. Step 2: Heat 2 tbsp vegetable oil in a large wok or skillet over high heat until shimmering. Add 12 oz thinly sliced flank steak and sear for 2-3 minutes, stirring constantly until browned but still tender.
  3. Step 3: Remove beef from the pan and set aside. Add the sliced 1 large red bell pepper and 1 large yellow bell pepper to the same pan, cooking for 3-4 minutes until slightly softened but still crisp.
  4. Step 4: Stir in 4 minced garlic cloves and cook for 30 seconds until fragrant.
  5. Step 5: Return the beef to the pan and pour in the prepared sauce mixture. Toss everything together and cook for another 2 minutes until the sauce thickens and coats the beef and peppers.
  6. Step 6: Season with 1/2 tsp black pepper, garnish with 2 sliced green onions, and serve immediately with steamed rice or noodles.

Frequently asked questions

How long does Smoky Beef Stir-Fry with Bell Peppers and Garlic take to make?

Total time is about 25 minutes (10 min prep + 15 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Smoky Beef Stir-Fry with Bell Peppers and Garlic?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep vegetable oil from drying out.

Can I substitute ingredients in Smoky Beef Stir-Fry with Bell Peppers and Garlic?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Smoky Beef Stir-Fry with Bell Peppers and Garlic for a different number of people?

The recipe is written for 3 servings. Multiply each ingredient by (your serving target / 3). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with Smoky Beef Stir-Fry with Bell Peppers and Garlic?

Asian beef like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.

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