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Mahi-Mahi with Blood Orange, Avocado, and Red Onion Salsa

This elegant mahi-mahi with blood orange, avocado, and red onion salsa is a vibrant addition to any midweek menu. The buttery texture of the white fish provides a wonderful base for the zesty, sharp notes of the citrus and the creamy richness of the diced avocado. By using blood oranges, you add a stunning ruby colour and a sophisticated depth of flavour that elevates this simple pan-fried dish into something truly special.

As a diabetes-friendly main course, this recipe focuses on heart-healthy fats and lean protein without compromising on flavour. The subtle heat from the red jalapeño adds a gentle warmth that balances the acidity of the lime juice perfectly. Serve it as a light supper or alongside a portion of steamed greens or fluffy quinoa for a more substantial, nutritious meal.

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Ingredients for Mahi-Mahi with Blood Orange, Avocado, and Red Onion Salsa

  • 1 blood orange, Cara Cara orange, or regular orange

  • 80g 1/3-inch cubes avocado

  • 50g chopped red onion

  • 2 teaspoons minced red jalapeño

  • 2 teaspoons fresh lime juice

  • 2 teaspoons olive oil

  • 60g mahi-mahi fillets

How to make Mahi-Mahi with Blood Orange, Avocado, and Red Onion Salsa

Using small sharp knife, cut peel and white pith from orange. Working over small bowl, cut between membranes to release segments. Add avocado, onion, jalapeño, and lime juice to oranges in bowl; stir gently to blend. Season salsa to taste with salt.

Heat oil in heavy medium skillet over medium-high heat. Sprinkle fish with salt and pepper. Add fish to skillet and sauté until brown and cooked through, about 5 minutes per side.

Place 1 fillet on each of 2 plates. Spoon salsa atop fish and serve.

Disclaimer

While every effort has been made to ensure the information is accurate and up to date, individual needs may vary and dietary requirements can differ based on personal health conditions. Always check food labels and allergen information before preparing or consuming any recipe. If you have specific health concerns, allergies, intolerances, or are following a medically prescribed diet, seek advice from your GP, pharmacist, or a registered dietitian before making significant changes to your diet or lifestyle.

Article history

The information on this page is peer reviewed by qualified clinicians.

  • 17 Jan 2026 | Originally published

    Authored by:

    UK recipe editors

    Peer reviewed by

    UK recipe editors
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