Mahimahi with Charred Onion, Tomatoes, and Tapenade Vinaigrette

A delightful seafood dish featuring succulent mahimahi fillets served with charred red onions and cherry tomatoes, dressed in a flavorful tapenade vinaigrette. Served over couscous, this Mediterranean-inspired meal combines fresh fish with robust vegetables and briny olive flavors.

4 servings
30 min

Ingredients

  • 1 whole medium red onion, cut lengthwise into 1/2-inch-thick wedges
  • ¾ pound cherry tomatoes
  • 6 tablespoons olive oil, divided
  • 4 piece skinless mahimahi fillets
  • 1 tablespoon red-wine vinegar
  • 2 teaspoons black or green tapenade
  • 1 serving plain or parmesan couscous

Cooking Instructions

  1. 1.

    Preheat broiler and line a large shallow baking pan with foil.

    5 min

  2. 2.

    Toss onion and tomatoes with 3 tablespoons oil, 1/2 teaspoon salt, and 1/4 teaspoon pepper in lined baking pan, then spread evenly in one half of pan.

    3 min

  3. 3.

    Pat fish dry and sprinkle with 1/4 teaspoon each of salt and pepper, then arrange, skinned side down and spaced apart, next to vegetables in other half of pan. Drizzle fish with 1 tablespoon oil and broil 4 to 6 inches from heat until vegetables are charred and slightly wilted and fish is just cooked thourough, 12 to 15 minutes.

    15 min

  4. 4.

    Meanwhile, whisk together vinegar, tapenade, 1/4 teaspoon pepper, and remaining 2 tablespoons oil.

    2 min

  5. 5.

    Serve fish and vegetables over couscous. Stir pan juices into vinaigrette and drizzle on top.

    5 min