BCLT Tacos (Blackened Catfish Lettuce Tomato) - Alton Brown

Ingredients

• 1 teaspoon kosher salt
• 1 teaspoon smoked paprika
• 1/2 teaspoon freshly ground black pepper
• 1/2 teaspoon cayenne pepper
• 1/2 teaspoon garlic powder
• 1/2 teaspoon ground cumin
• 1/2 teaspoon dried oregano
• 1/2 teaspoon dried thyme
• 1 cup sour cream
• 1 lime, zested
• 1 tablespoon lime juice
• 1 clove garlic, minced
• 1/2 cup packed basil, divided
• 1 chipotle pepper in adobo
• 1 pound farm-raised U.S. catfish, 3 to 4 fillets
• 2 tablespoons peanut oil
• 8 corn tortillas, toasted
• 2 cups romaine lettuce, shredded
• 2 medium tomatoes, diced