Cajun-Style Blackened Catfish with Corn and Bell Peppers

By AislePrompt Editorial · Published 2026-04-11 · Updated 2026-04-11

A flavorful dish featuring crispy catfish fillets coated in spicy Cajun seasoning, served over a vibrant vegetable medley. This Cajun-inspired seafood recipe, ready in about 35 minutes, pairs catfish fillets, Cajun seasoning, corn for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 450 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 catfish fillets
• 2 tbsp Cajun seasoning
• 1 cup, frozen or fresh corn
• 2, diced (1 green, 1 red) bell peppers
• 1/2 medium, diced onion
• 2 tbsp olive oil
• 2 cloves, minced garlic
• 1 tbsp lemon juice
• 1/4 tsp salt
• 1/4 tsp black pepper

The cast-iron skillet we’d sear this in → Best Cast Iron Skillets for 2026: Top Picks + Buying Guide

Instructions

1. Step 1: Pat 1 lb catfish fillets dry with paper towels, then season both sides with 2 tbsp Cajun seasoning, 1/4 tsp salt, and 1/4 tsp black pepper.
2. Step 2: Heat 2 tbsp olive oil in a large skillet over medium-high heat until shimmering. Add 1/2 medium diced onion, 1 diced green bell pepper, 1 diced red bell pepper, and 2 minced garlic cloves, and sauté for 5 minutes until vegetables are softened.
3. Step 3: Add 1 cup corn to the skillet and cook for 3 minutes, stirring occasionally, until heated through.
4. Step 4: Place seasoned catfish fillets in the skillet, skin-side down if applicable, and cook for 4-5 minutes per side until golden brown and fish flakes easily.
5. Step 5: Squeeze 1 tbsp lemon juice over the catfish and vegetables before serving.