Sheet Pan Mahi Mahi Fajitas

Mahi mahi, onions, and bell peppers are cooked on a sheet pan with fajita spices. It's a tasty and easy weeknight meal that can be served in tortillas or over rice with your favorite toppings like tomatoes, sour cream, and avocado.

• Preparation Time: 20 mins
• Cooking Time: 25 mins
• Total Time: 45 mins
• Calories: 228 Calories

Ingredients

• 2 tablespoons lemon juice
• 3 tablespoons olive oil
• ½ teaspoon onion powder
• 1 teaspoon ground cumin
• ½ teaspoon garlic salt
• 2 teaspoons chili powder
• 1 pinch cayenne pepper, or to taste
• ⅛ teaspoon black pepper
• 2 medium bell peppers, sliced
• 1 large white onion, sliced
• 4 (4 ounce) mahi mahi fillets, cut into 1-inch slices

Recipe Instructions

Step 1

Preheat the oven to 400 degrees F (200 degrees C). Line a large baking sheet with parchment paper.

Step 2

Stir olive oil, lemon juice, chili powder, cumin, onion powder, garlic salt, black pepper, and cayenne together in a bowl.

Step 3

Spread bell peppers and onion on the prepared sheet pan. Pour 1/2 the marinade over vegetables; toss until well coated.

Step 4

Roast vegetables in the preheated oven for 10 minutes.

Step 5

While vegetables are cooking, place mahi mahi in a bowl and cover with remaining marinade; toss until well coated. Let sit for 10 minutes.

Step 6

Remove vegetables from the oven and set mahi mahi pieces on top. Return to the oven and cook until fish is cooked through and flakes easily with a fork, about 12 more minutes.