30-Minute Spicy Korean Beef Stir Fry

By AislePrompt Editorial · Published 2026-05-16 · Updated 2026-05-16

How this recipe was made — this recipe was drafted by AislePrompt's AI-assisted pipeline from technique templates and USDA-sourced nutrition data, and published by AislePrompt Editorial — see how AislePrompt recipes are drafted and published.

Quickly stir-fried tender strips of beef tossed in a spicy gochujang sauce with crisp vegetables, perfect for a fast weeknight meal. This Korean-inspired beef recipe, ready in about 30 minutes, pairs flank steak, soy sauce, brown sugar for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 350 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: 15 min Cook: 15 min Serves 4 Korean cuisine 350 cal/serving

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Ingredients

1 lb, thinly sliced against the grain flank steak
3 tbsp soy sauce
1 tbsp brown sugar
2 tbsp gochujang (Korean chili paste)
1 tbsp sesame oil
2 tbsp vegetable oil
4, minced garlic cloves
1 tbsp, grated ginger
1 medium, thinly sliced red bell pepper
1 large, julienned carrot
3, sliced on the diagonal green onions
1 tbsp toasted sesame seeds

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Instructions

Step 1: In a medium bowl, combine 3 tbsp soy sauce, 1 tbsp brown sugar, 2 tbsp gochujang, 1 tbsp sesame oil, and 4 minced garlic cloves; add 1 lb thinly sliced flank steak and marinate for 10 minutes.
Step 2: Heat 2 tbsp vegetable oil in a large skillet or wok over high heat until shimmering. Add steak strips and stir-fry for 3-4 minutes until browned but still tender; remove and set aside.
Step 3: In the same skillet, add 1 thinly sliced red bell pepper and 1 julienned large carrot; stir-fry for 3 minutes until vegetables are crisp-tender.
Step 4: Return beef to the skillet along with 1 tbsp grated ginger and 3 sliced green onions; stir-fry everything together for 2 minutes until fragrant and heated through.
Step 5: Sprinkle 1 tbsp toasted sesame seeds over the dish and toss gently before serving hot with steamed rice or noodles.