Blackened Catfish Tacos Recipe | Valerie Bertinelli | Food Network

Ingredients

• Vegetable oil, for oiling the grill grates
• 8 tortillas, flour or corn (8-inch diameter)
• 1/4 cup Cajun blackening seasoning
• 1 pound catfish fillets
• 1 red onion, sliced into thick rings
• 2 vine-ripened tomatoes, chopped
• 1 avocado, diced
• 1/2 cup sour cream
• Lime wedges, for serving
• 1 cup loosely packed fresh cilantro leaves
• Hot sauce, for serving