Sheet Pan Cajun-Spiced Sausage and Bell Peppers

By Lauren Mitchell, Test Kitchen Director · Reviewed by AislePrompt Editorial · Published 2026-07-04 · Updated 2026-07-04

A bold, smoky sheet pan meal featuring spicy Cajun sausage roasted with vibrant bell peppers and onions for an easy weeknight dinner. This american-inspired sheet pan ready in about 40 minutes pairs olive oil, Cajun seasoning, garlic powder for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 360 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

• 1 lb, sliced into 1/2-inch rounds smoked sausage links
• 1 large, sliced into 1/2-inch strips red bell pepper
• 1 large, sliced into 1/2-inch strips yellow bell pepper
• 1 large, sliced into 1/2-inch strips green bell pepper
• 1 medium, sliced into 1/4-inch wedges red onion
• 3 tbsp olive oil
• 2 tbsp Cajun seasoning
• 1 tsp garlic powder
• 1 tsp smoked paprika
• 1/2 tsp salt
• 1/4 tsp black pepper
• 2 tbsp chopped, for garnish fresh parsley

Instructions

1. Step 1: Preheat oven to 425°F. In a large bowl, combine 1 lb sliced smoked sausage, 1 large sliced red bell pepper, 1 large sliced yellow bell pepper, 1 large sliced green bell pepper, and 1 medium sliced red onion.
2. Step 2: Drizzle 3 tbsp olive oil over the sausage and vegetables, then sprinkle 2 tbsp Cajun seasoning, 1 tsp garlic powder, 1 tsp smoked paprika, 1/2 tsp salt, and 1/4 tsp black pepper. Toss everything together until all pieces are evenly coated.
3. Step 3: Spread the mixture in a single layer on a rimmed baking sheet. Roast in the oven for 25-30 minutes, stirring halfway through, until the sausage is browned and the vegetables are tender and slightly caramelized.
4. Step 4: Remove from oven and garnish with 2 tbsp chopped fresh parsley before serving warm.