Grilled Tuna Steaks with Tropical Mango and Avocado Salsa

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

Freshly grilled tuna steaks topped with a vibrant mango and avocado salsa, blending tropical flavors perfect for Latin American coastal cuisine. This latin american-inspired seafood ready in about 30 minutes pairs tuna steaks, olive oil, lime juice for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 350 calories and feeds 4, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 20 min Cook: 10 min Serves 4 Latin American cuisine 350 cal/serving
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Ingredients

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Instructions

  1. Step 1: In a small bowl, whisk together 3 tbsp olive oil, 2 tbsp lime juice, 1 tsp salt, and 1/2 tsp black pepper. Brush this marinade over 4 tuna steaks, coating both sides evenly. Let marinate for 15 minutes at room temperature.
  2. Step 2: Preheat grill to medium-high heat (about 400°F). Place the tuna steaks on the grill and cook for 3-4 minutes per side for medium-rare, or longer to desired doneness. Remove and rest for 5 minutes.
  3. Step 3: While the tuna rests, combine 1 cup diced ripe mango, 1 cup diced ripe avocado, 1/4 cup finely chopped red onion, 2 tbsp chopped fresh cilantro, and 1 tsp minced jalapeño in a bowl. Toss gently to combine and season with a pinch of salt.
  4. Step 4: Serve each grilled tuna steak topped generously with 1/4 cup of the mango and avocado salsa. Add lime wedges on the side if desired.

Frequently asked questions

How long does Grilled Tuna Steaks with Tropical Mango and Avocado Salsa take to make?

Total time is about 30 minutes (20 min prep + 10 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Grilled Tuna Steaks with Tropical Mango and Avocado Salsa?

Refrigerate in a covered airtight container for up to 3–4 days (FDA FoodKeeper guideline for cooked fish). Store any fresh salsa or citrus-based garnish in a separate container — it keeps for up to 2 days. Freeze cooked fish (without fresh garnishes) for up to 3 months; thaw overnight in the fridge and reheat gently at 275°F until just warmed through to preserve texture.

Can I substitute ingredients in Grilled Tuna Steaks with Tropical Mango and Avocado Salsa?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Grilled Tuna Steaks with Tropical Mango and Avocado Salsa for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with Grilled Tuna Steaks with Tropical Mango and Avocado Salsa?

Latin American seafood like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.

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