Grilled Cajun Catfish with Avocado-Corn Relish (Gluten-Free, 20-Minute Recipe)
Enjoy a quick and flavorful gluten-free catfish dish with bold Cajun spices, gently slow-cooked for tender results, and topped with a fresh avocado-corn relish. Perfect for weeknights, this healthy recipe is ready in just 25 minutes.

- 4 pieces catfish fillets
- 2 tbsp Cajun seasoning (gluten-free)
- 2 tbsp olive oil
- 1 cup corn kernels (fresh or frozen)
- 1 large avocado, diced
- 1 cup cherry tomatoes, halved
- 0.25 cup red onion, finely diced
- 2 tbsp lime juice
- 2 tbsp fresh cilantro, chopped
- 0.5 tsp salt
- 0.25 tsp black pepper
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Instructions
Pat catfish fillets dry and rub both sides with olive oil and Cajun seasoning.
⏱️ 2 minutesLightly grease the slow-cooker insert. Place seasoned catfish fillets in a single layer inside. Cover and cook on HIGH until fish is opaque and flakes easily with a fork.
⏱️ 15 minutes 🌡️ HIGHWhile catfish cooks, combine corn, avocado, cherry tomatoes, red onion, lime juice, cilantro, salt, and black pepper in a medium bowl to make the relish. Toss gently to mix.
⏱️ 3 minutesCarefully remove catfish from slow-cooker. Serve fillets topped with generous spoonfuls of avocado-corn relish.
⏱️ 2 minutesAdvertisement
Nutrition Information
Per serving. Values are approximate and may vary.
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