Spiced Korean-Inspired Beef Stir Fry with Bell Peppers

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A quick stir fry combining tender strips of beef with colorful bell peppers and a savory-spicy Korean-inspired sauce. This korean-inspired beef ready in about 30 minutes pairs stalks, sliced green onions, minced garlic cloves, grated ginger for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 400 calories and feeds 4, 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.

Prep: 20 min Cook: 10 min Serves 4 Korean cuisine 400 cal/serving
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Ingredients

Instructions

  1. Step 1: In a medium bowl, combine 1 lb thinly sliced flank steak, 3 tbsp soy sauce, 1 tbsp gochujang, 1 tbsp brown sugar, 1 tbsp grated ginger, and 3 minced garlic cloves. Marinate for 15 minutes at room temperature.
  2. Step 2: Heat 2 tbsp vegetable oil in a large wok or skillet over high heat until shimmering. Add the marinated beef strips in a single layer and stir fry for 3-4 minutes until browned and just cooked through. Remove beef and set aside.
  3. Step 3: In the same wok, add 2 tbsp sesame oil and toss in 1 large sliced red bell pepper and 1 large sliced yellow bell pepper. Stir fry for 3 minutes until crisp-tender.
  4. Step 4: Return the cooked beef to the wok, add 3 sliced green onions, and stir everything together for 1 minute to combine and heat through. Season with 1/4 tsp black pepper.
  5. Step 5: Remove from heat and sprinkle with 1 tbsp toasted sesame seeds before serving immediately with steamed rice or noodles.

Equipment for this recipe

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Frequently asked questions

How long does Spiced Korean-Inspired Beef Stir Fry with Bell Peppers take to make?

Total time is about 30 minutes (20 min prep + 10 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 Spiced Korean-Inspired Beef Stir Fry with Bell Peppers?

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 stalks, sliced green onions from drying out.

Can I substitute ingredients in Spiced Korean-Inspired Beef Stir Fry with Bell Peppers?

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 Spiced Korean-Inspired Beef Stir Fry with Bell Peppers for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). 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 Spiced Korean-Inspired Beef Stir Fry with Bell Peppers?

Korean 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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