Peppered Beef Stir-Fry with Mixed Vegetables

By AislePrompt Editorial · Published 2026-04-25 · Updated 2026-04-25

A quick and vibrant stir-fry combining tender beef strips with crisp bell peppers and snap peas in a savory black pepper sauce. This Asian fusion recipe, ready in about 25 minutes, pairs beef sirloin, soy sauce, black pepper for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 320 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, thinly sliced beef sirloin
• 3 tbsp soy sauce
• 1 tsp, freshly ground black pepper
• 1 tbsp cornstarch
• 2 tbsp vegetable oil
• 1 medium, sliced into strips red bell pepper
• 1 cup, trimmed snap peas
• 2 cloves, minced garlic cloves
• 1 tsp, grated ginger
• 2, sliced diagonally green onions
• 1 tsp sesame oil
• 1/4 cup water

The wok we’d stir-fry this in → Best Woks for 2026: Carbon Steel, Nonstick & Flat-Bottom Picks + Buying Guide

Instructions

1. Step 1: In a bowl, toss 12 oz thinly sliced beef sirloin with 3 tbsp soy sauce, 1 tsp freshly ground black pepper, and 1 tbsp cornstarch until evenly coated; set aside for 10 minutes.
2. Step 2: Heat 2 tbsp vegetable oil in a large wok or skillet over high heat until shimmering, then add the beef in a single layer and stir-fry for 2-3 minutes until browned but still tender; remove beef and set aside.
3. Step 3: In the same wok, add 2 minced garlic cloves and 1 tsp grated ginger, stir-frying for 30 seconds until fragrant.
4. Step 4: Add 1 sliced medium red bell pepper and 1 cup trimmed snap peas, stir-frying for 3-4 minutes until vegetables are crisp-tender.
5. Step 5: Return beef to the wok, add 1/4 cup water and 1 tsp sesame oil, stirring to combine and cook for another minute until sauce thickens and coats everything.
6. Step 6: Sprinkle 2 sliced green onions on top and serve immediately with steamed rice or noodles.