Spicy Peanut Stir-Fry with Broccoli and Bell Peppers

By Lauren Mitchell, Test Kitchen Director · Reviewed by AislePrompt Editorial · Published 2026-05-05 · Updated 2026-05-05

A vibrant stir-fry featuring crunchy broccoli and sweet bell peppers tossed in a spicy, savory peanut sauce. This asian-inspired stir fry (vegetarian) ready in about 25 minutes pairs broccoli florets, red bell pepper, yellow bell pepper for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 280 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.

Ingredients

• 3 cups broccoli florets
• 1 medium, sliced into strips red bell pepper
• 1 medium, sliced into strips yellow bell pepper
• 3 tbsp peanut butter
• 2 tbsp soy sauce
• 1 tbsp rice vinegar
• 1 tbsp honey
• 1 tsp sriracha
• 2 cloves, minced garlic cloves
• 1 tsp fresh grated ginger
• 1 tbsp sesame oil
• 2 tbsp vegetable oil
• 2 tbsp for garnish chopped peanuts
• 2 stalks, sliced for garnish green onions

Instructions

1. Step 1: Whisk together 3 tbsp peanut butter, 2 tbsp soy sauce, 1 tbsp rice vinegar, 1 tbsp honey, and 1 tsp sriracha in a small bowl until smooth and set aside.
2. Step 2: Heat 2 tbsp vegetable oil in a large wok or skillet over high heat until shimmering. Add 2 minced garlic cloves and 1 tsp grated fresh ginger, stir-fry for 30 seconds until fragrant.
3. Step 3: Add 3 cups broccoli florets, 1 sliced red bell pepper, and 1 sliced yellow bell pepper to the wok. Stir-fry for 5-6 minutes until vegetables are bright and tender-crisp.
4. Step 4: Reduce heat to medium, pour the peanut sauce over the vegetables, and toss well to coat. Cook for an additional 2 minutes until sauce thickens and clings to the veggies.
5. Step 5: Drizzle 1 tbsp sesame oil over the stir-fry and toss once more. Transfer to a serving dish and garnish with 2 tbsp chopped peanuts and 2 sliced green onions before serving.