Blackened mahi mahi fillet sliced in half on a serving plate

Blackened Mahi Mahi

Cook mahi mahi fillets in a simple blackening seasoning to make a delicious and tender fish

Recipe By: Madeline
Prep: 5 minutesCook: 10 minutesTotal: 15 minutes
Servings: 3 servings 1x


  • 3 fillets of mahi mahi (about 6oz each)
  • 2 tbsp olive oil
  • 3 tsp smoked paprika
  • 1 tsp kosher salt
  • 1 tsp garlic powder
  • 1 tsp onion powder
  • 1 tsp black pepper
  • 1 tsp dried basil
  • 1 tsp dried oregano
  • 2 tbsp unsalted butter


  1. Mix seasonings in a small mixing bowl. Pour onto a shallow dish.
  2. Pat the fish fillets dry with a paper towel. Brush fish fillets with the olive oil and press the fish into the seasoning mixture on the dish – try to get the filets as evenly coated as possible.
  3. Heat a frying pan or cast iron skillet over medium heat and melt the butter in the pan.
  4. Place the seasoned filets in the pan and cook for 4-5 minutes flip and cook for an additional 4-5 minutes. Check for the interior temperature of the fish to reach 145F and remove from the pan.
  5. Allow the fish to cool slightly and enjoy!


  • to make this recipe dairy free you can use oil in place of the butter or use a dairy free butter substitute
  • add extra spice to the seasoning mixture by adding a shake of cayenne pepper
This website provides approximate nutrition information for convenience and as a courtesy only. Nutrition data is gathered primarily from the USDA Food Composition Database, whenever available, or otherwise other online calculators.