Blackened Fish Sandwich recipes

Name: Blackened Fish Sandwich recipes
Ingredients: 2¼ teaspoons paprika; 2¼ teaspoons garlic powder; 2¼ teaspoons onion powder; 2¼ teaspoons dried thyme, crushed; ¾ teaspoon freshly ground black pepper; ¾ teaspoon cayenne pepper; ½ cup mayonnaise; 2 tablespoons orange marmalade; 2½ teaspoons fresh lime juice, divided; 2 avocados, pits removed, flesh scooped out (about 1 cup); 1 teaspoon olive oil; ½ teaspoon kosher salt, plus more to taste; 2 tablespoons unsalted butter, divided; 4 brioche rolls, halved; Four 4-ounce bluefish fillets, skins removed; 4 teaspoons canola oil, divided; 1 large beefsteak tomato, cut into 4 slices; 1 head Little Gem lettuce or ½ romaine heart, leaves separated