Ingredients

• 2 (5 ounce) mahi mahi fillets
• 1 tablespoon freshly squeezed lemon juice
• 1 tablespoon olive oil
• 2 teaspoons Cajun seasoning
• salt and ground black pepper to taste
• 4 tablespoons mayonnaise
• 1 teaspoon adobo sauce from chipotle peppers
• 2 (2 ounce) whole wheat hamburger buns
• 2 thick slices fresh tomato
• 4 leaves romaine lettuce