Spicy Szechuan Stir-Fried Beef with Peppers

By AislePrompt Editorial · Published 2026-04-27 · Updated 2026-04-27

Tender strips of beef stir-fried with crunchy bell peppers and a fiery Szechuan sauce that tingles the palate with authentic Chinese flavors. This Chinese-inspired beef recipe, ready in about 35 minutes, pairs flank steak, thinly sliced, red bell pepper, sliced into strips, green bell pepper, sliced into strips 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.

Ingredients

• 12 oz flank steak, thinly sliced
• 1 medium red bell pepper, sliced into strips
• 1 medium green bell pepper, sliced into strips
• 1 tsp Szechuan peppercorns, ground
• 3 tbsp soy sauce
• 1 tbsp Shaoxing wine or dry sherry
• 1 tbsp cornstarch
• 3 garlic cloves, minced
• 1 tbsp ginger, minced
• 1 tsp dried red chili flakes
• 2 tbsp vegetable oil
• 1 tsp brown sugar
• 2 stalks green onions, sliced

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Instructions

1. Step 1: In a medium bowl, combine 12 oz thinly sliced flank steak with 1 tbsp soy sauce, 1 tbsp Shaoxing wine, and 1 tbsp cornstarch. Toss well and let marinate for 15 minutes.
2. Step 2: Heat 2 tbsp vegetable oil in a wok or large skillet over high heat until shimmering. Add the marinated beef and stir-fry for 2-3 minutes until browned but not fully cooked. Remove beef from wok and set aside.
3. Step 3: In the same wok, add 3 minced garlic cloves, 1 tbsp minced ginger, 1 tsp ground Szechuan peppercorns, and 1 tsp dried red chili flakes. Stir-fry for 30 seconds until fragrant.
4. Step 4: Add 1 sliced red bell pepper and 1 sliced green bell pepper; stir-fry for 3-4 minutes until crisp-tender.
5. Step 5: Return the beef to the wok along with 2 tbsp soy sauce and 1 tsp brown sugar. Stir-fry everything together for another 2 minutes until beef is cooked through and sauce thickens slightly.
6. Step 6: Remove from heat, sprinkle with 2 sliced green onions, and toss gently before serving.