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mahi mahi roasted for grilled tacos
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5 from 1 vote

Faiths Fish Taco Recipe

Prep Time15 mins
Cook Time10 mins
Total Time25 mins
Course: Main Course
Cuisine: American
Servings: 6 people


  • pounds tilapia or mahi-mahi, fresh or frozen
  • 12 6 inch corn tortillas

Red Onion Condiment

  • 1 medium red onion
  • ½ cup cider vinegar
  • ¼ cup sugar

Marinade for fish

  • 4 limes juiced
  • Magic Redfish seasoning or your favorite fish seasoning
  • ½ bunch chopped cilantro
  • olive oil

Crema Sauce

  • cup mayonnaise
  • cup crema sour cream or Greek yogurt
  • 3 tablespoons fresh lime juice

Other Condiments

  • 2 ripe avocados chopped
  • 4 cups green cabbage thinly sliced
  • lime wedges
  • radishes thinly sliced


  • Prepare the Red Onion Condiment
  • Slice onion crosswise in very thin slices. Heat vinegar, sugar and ½ teaspoon of salt in a small, heavy, non-reactive saucepan until sugar dissolves.
  • Remove from heat and stir in sliced onion. Let stand about one hour.
  • Drain the onion prior to serving.
  • Prepare the Fish Marinade
  • Mix all the marinade ingredients together to form a wet paste and smear on the fish about ½ hour before roasting.
  • Prepare the Crema Sauce
  • Whisk together the mayonnaise, crema and lime juice to make the sauce.
  • Finish & Serve
  • Grill, roast or pan fry the fish until cooked through and flaky. Roasting should take about 10 minutes at 350° F.
  • Serve fish in warm tortillas with sauce and other condiments.