A lot of glazed salmon recipes lean on a teriyaki or soy-based sauce, which is exactly where gluten tends to hide. This one skips that entirely: the salmon is simply grilled with salt, pepper, and oil, and the flavor comes from a fresh mango salsa built with nothing but fruit, citrus, and herbs.
Salsa like this is best made close to serving. Diced mango holds its texture for a few hours, but the onion sharpens the longer it sits, so build it within an hour of the meal if you can.
A Short History
Grilling fish over an open flame is one of the oldest cooking methods there is, common wherever coastal cultures had both fire and easy access to the catch of the day. Fruit salsas built from mango, citrus, and chile are rooted in Latin American and Caribbean cooking, where tropical fruit was abundant and a bright, uncooked topping was a natural counterpoint to something smoky off the grill.
The pairing of grilled fish with a raw fruit salsa became a fixture of American coastal and Southwestern cooking in the latter half of the twentieth century, prized for being fast, light, and needing no roux, cream, or thickened sauce to feel finished.
The Four Components
- Protein. Salmon fillets, grilled skin-side down first for the most control.
- Starch. Rice or a naturally gluten free grain on the side.
- Vegetable. Red onion, jalapeno, and cilantro in the salsa.
- Sauce. The mango salsa itself, standing in for a glaze.
Choosing the Salmon
Look for fillets of even thickness so they cook at the same rate, and check that the skin is intact if you plan to grill it skin-side down, since it protects the flesh from sticking and tearing on the grate. Center-cut fillets are more uniform than tail-cut pieces, which taper and can overcook on the thin end before the thick end is done.
Fresh salmon should smell like clean water, not fishy, and the flesh should spring back when pressed. If buying frozen, thaw it slowly in the refrigerator rather than on the counter, which keeps the texture from turning mushy before it ever hits the grill.
The Technique That Makes It: The Salsa Balance
A good fruit salsa is a balance of sweet, acid, heat, and salt, and mango salsa fails when any one of those overwhelms the rest. Underripe mango leans starchy and sharp instead of sweet, too much lime turns the whole thing sour, and too much jalapeno buries the fish instead of complementing it. Taste as you build it and adjust in small amounts rather than dumping in a full lime or a whole pepper at once.
Timing matters just as much as the ratio. Onion released into an acidic mixture keeps getting stronger the longer it sits, which is why a salsa that tasted balanced an hour ago can taste harsh by dinner. Dice the onion smaller than you think you need and build the salsa close to serving so the balance you tasted is the balance that lands on the plate.
Grilled Salmon with Mango Salsa
Serves four. Prep fifteen minutes, cook twelve minutes, total about twenty five minutes.
Ingredients
Protein
- 4 salmon fillets, about 6 oz each
- 1 tablespoon olive oil
- Salt and black pepper
Vegetable
- 1/4 red onion, finely diced
- 1 jalapeno, seeded and minced
- 1/4 cup chopped cilantro
Sauce
- 2 ripe mangoes, diced
- Juice of 2 limes
- Salt, to taste
Method
Mise en place
- Dice the mango, red onion, and jalapeno, and chop the cilantro. Have the lime and salt ready alongside.
Make the salsa
- Combine the mango, red onion, jalapeno, cilantro, lime juice, and salt in a bowl. Let it sit at room temperature while the salmon cooks.
Grill the salmon
- Heat a grill or grill pan to medium high. Rub the salmon with olive oil and season with salt and pepper.
- Grill skin-side down 6 to 7 minutes, then flip and cook 3 to 5 minutes more, until it reaches 145F and flakes easily.
Plate
- Top each fillet with a generous spoonful of mango salsa and serve immediately.
Doneness
Salmon is done at 145F internal temperature. Visually, it should flake easily with a fork and turn from translucent to opaque all the way through, with just a hint of give in the center so it stays moist rather than dry.
Nutrition (per serving, estimated)
Estimated from the ingredients as written, not lab-verified. This is not medical or nutrition advice; confirm packaged ingredients with a doctor or registered dietitian if you are managing a medical condition.
- Calories 380
- Fat 20 g
- Saturated fat 4 g
- Cholesterol 95 mg
- Sodium 220 mg
- Carbohydrates 20 g
- Fiber 3 g
- Sugar 16 g
- Protein 34 g
Get Ahead: A Timing Plan
- Up to a day ahead: dice the mango and refrigerate it separately from the onion and jalapeno.
- An hour ahead: combine the full salsa so the flavors have time to meld without the onion overpowering it.
- Last few minutes: let the salmon rest a minute off the grill before topping with salsa.
Wine Pairing
This dish wants something dry and fruit-forward enough to stand next to the mango without competing with it.
- Dry rosé. Its red fruit and acidity mirror the salsa's brightness without adding sweetness on top of sweetness.
- Albariño or Vermentino. Both have the citrus and saline edge that plays well against grilled fish and lime.
- Off-dry Riesling. A touch of residual sugar echoes the mango while the wine's acidity keeps the pairing from feeling heavy.
Building the Meal Around It
Rice and a simple salad round this out. The same salsa also works well over the skillet chicken fajitas from the 30-Minute Meals collection. It also holds up well next to grilled corn or a simple black bean side if you want to stretch the plate further.
Cooking for a Crowd
Salmon scales well for a crowd as long as you keep fillets the same thickness so they finish together, and grill in batches rather than crowding the grate, which drops the temperature and steams the fish instead of searing it. The salsa scales easily too, but mix it in batches close to serving rather than one giant bowl made hours ahead, since a large volume of onion will overpower the mango faster than a small one.
Troubleshooting
- Salmon sticks to the grill. The grate was not hot enough or not oiled before the fish went on. Preheat fully and oil the grate, not just the fish.
- Salsa tastes harsh or oniony. It sat too long before serving. Dice the onion smaller and build the salsa closer to mealtime.
- Fish is dry. It was pulled past 145F or held too long after cooking. Check temperature early and serve right away.
- Salsa is watery. The mango was overripe or diced too far ahead. Drain excess liquid before serving if this happens.
Variations
- Pineapple salsa. Swap the mango for diced pineapple for a sharper, more acidic version.
- Avocado addition. Fold in diced avocado just before serving for a creamier topping.
- Blackened salmon. Season the salmon with a gluten free blackening spice blend instead of just salt and pepper for more heat and crust.
- Sheet pan version. Broil the salmon instead of grilling if you don't have outdoor access, watching closely since broilers cook faster than a grill.
Frequently Asked Questions
Can I bake the salmon instead of grilling?
Yes, roast at 425F for about 12 to 15 minutes depending on thickness.
How ripe should the mango be?
It should give slightly to gentle pressure. An underripe mango will taste sharp and starchy in the salsa.
Can I make the salsa without cilantro?
Yes, if you don't care for it, leave it out or swap in chopped mint or basil for a different but still fresh note.
What's the best way to reheat leftover salmon?
Gently, in a low oven or covered skillet over low heat, just until warmed through. High heat will dry it out quickly the second time.
Can I use frozen mango?
Yes, thaw it fully and drain off excess liquid first, or the salsa will be watery.
Is this recipe dairy free as well as gluten free?
Yes, as written it contains no dairy.
More Gluten Free Recipes
Looking for something else? Coconut Curry Chicken, Turkey and Sweet Potato Hash Skillet, and the full Gluten-Free collection.
Who Is Writing This
I'm Chef Alan. I have spent 35 years in professional kitchens, I have formal culinary education in New Hampshire, and I have been honored as a 6-Time 4-Diamond Chef. More about me here.
If a recipe is missing something you needed, or a step didn't make sense, tell me. Get in touch and I'll fix it.
Cook Bolder, Serve Wiser, Eat Better.