How to Make Blackened Mahi Tacos with Mango Salsa
How to Make Blackened Mahi Tacos with Mango Salsa is a easy Mexican-American recipe that serves 4. 350 calories per serving. Recipe by Barstool Outdoors on YouTube.
Prep: 15 min | Cook: 10 min | Total: 30 min
Cost: $111.26 total, $27.82 per serving
Ingredients
- 3 pieces Mango (ripe, diced)
- 1 piece Avocado (ripe, diced)
- 2 pieces Lime (juiced)
- 0.5 piece Red Onion (finely diced)
- 0.5 piece Red Bell Pepper (diced)
- 1 piece Jalapeño (seeded and minced (optional for heat))
- 0.25 cup Fresh Cilantro (chopped)
- 8 pieces Corn Tortillas (small, warmed)
- 4 pieces Mahi-Mahi Fillets (about 6 oz each, thawed and patted dry)
- 2 tablespoons Beef Tallow (rendered, for searing)
- 1 teaspoon Salt (plus to taste)
- 0.5 teaspoon Black Pepper (freshly ground)
- 2 tablespoons Spiceology Zesty Seafood Blend (or any citrus-forward seafood seasoning)
Instructions
Make Mango Salsa
Dice the mangoes, avocado, half a red onion, half a red bell pepper, and the jalapeño. Add chopped cilantro, squeeze the juice of two limes over the mixture, then season with salt and pepper. Toss everything together in a mixing bowl until well combined.
Time: PT15M
Pat Dry and Season Fish
Using a paper towel, pat the mahi‑mahi fillets dry on both sides. Sprinkle both sides with salt, pepper, and the Zesty Seafood Blend, pressing gently to adhere.
Time: PT5M
Heat Skillet and Add Fat
Place the cast iron skillet over high heat. When the pan is very hot, add 2 Tbsp of beef tallow and let it melt, swirling to coat the surface.
Time: PT2M
Temperature: high heat
Blacken the Mahi
Lay the seasoned fillets in the hot skillet. Sear without moving for 3‑4 minutes until a dark crust forms, then flip and sear the other side another 3‑4 minutes. The interior should be opaque and flaky.
Time: PT6M
Temperature: high heat
Warm the Tortillas
Push the fish to one side of the skillet or use a second pan. Warm each corn tortilla for about 20‑30 seconds per side until pliable.
Time: PT2M
Temperature: medium‑high
Assemble Tacos
Place a piece of blackened mahi on each tortilla, top generously with mango salsa, and finish with a pinch of extra salt and pepper. Add sour cream or cheese if desired.
Time: PT2M
Clean Up
Wash all used utensils, wipe the skillet once cooled, and store leftovers as indicated.
Time: PT5M
Nutrition Facts
- Calories
- 350
- Protein
- 25 g
- Carbohydrates
- 30 g
- Fat
- 15 g
- Fiber
- 5 g
Dietary info: Pescatarian, Gluten-Free (when using corn tortillas), Dairy-Free (omit sour cream/cheese)
Allergens: Fish (seafood), Dairy (if sour cream or cheese added)
Ingredient Substitutions
- Instead of Mango: Peach, Pineapple
- Instead of Avocado: Guacamole, Mashed avocado
- Instead of Lime: Lemon
- Instead of Red Onion: White onion, Shallots
- Instead of Red Bell Pepper: Yellow bell pepper, Green bell pepper
- Instead of Jalapeño: Serrano pepper, Chipotle in adobo
- Instead of Fresh Cilantro: Parsley
- Instead of Corn Tortillas: Flour tortillas, Lettuce leaves
- Instead of Mahi-Mahi Fillets: Snapper, Grouper, Halibut
- Instead of Beef Tallow: Olive oil, Butter
- Instead of Spiceology Zesty Seafood Blend: Cajun seasoning, Old Bay
Equipment Needed
- Cast Iron Skillet
- Knife
- Cutting Board
- Mixing Bowl
- Spatula
- Tongs
- Measuring Spoons
- Citrus Juicer (optional)
- Paper Towels (optional)
- Serving Plate (optional)
Critical Steps — Do Not Skip
- Making the mango salsa before cooking the fish
- Patting the fish dry for proper seasoning adhesion
- Heating the cast iron skillet to a high temperature before adding tallow
- Achieving a dark crust without overcooking the interior
Chef Tips from the Video
- Beef tallow adds a nutty flavor and a higher smoke point than butter, perfect for blackening.
- Let the cooked fish rest for 2 minutes before slicing; this keeps the juices inside.
- For extra heat, leave the jalapeño seeds in the salsa.
Troubleshooting
Fish sticks to the skillet and doesn’t develop a crust.
Make sure the pan is fully pre‑heated and the tallow is shimmering before adding the fillets. Also, ensure the fish is patted completely dry.
Mango salsa becomes watery.
Dice mangoes and other fruit just before mixing, and add lime juice gradually. If excess liquid appears, gently stir in a tablespoon of diced avocado to thicken.
Fish is overcooked and dry.
Cook only 3‑4 minutes per side on high heat; the fish will finish cooking from residual heat. Use a thin‑slice thermometer to check for 145°F.
Storage
Refrigerator: Mango salsa: up to 2 days in an airtight container. Cooked fish: up to 2 days. Warmed tortillas: best same day.
Freezer: Raw mahi‑mahi can be frozen for up to 3 months; cooked fish can be frozen for 1 month.
Room temperature: Corn tortillas can sit at room temperature for up to 1 day if kept in a sealed bag.
Make-Ahead Tips
- Prepare the mango salsa up to 2 hours ahead and keep it refrigerated; bring to room temperature before serving.
- Pat the fish dry and season up to 30 minutes before cooking, keeping it covered in the fridge.
Frequently Asked Questions
What is the cultural significance and history of fish tacos with mango salsa in Mexican-American cuisine?
Fish tacos originated on the Baja California coast, where fresh catch is quickly grilled and served in corn tortillas. The addition of tropical mango salsa reflects the influence of Caribbean flavors and the modern fusion trend in Mexican-American cooking.
What are the traditional regional variations of fish tacos in Mexico and how does the mango salsa version differ?
Traditional Mexican fish tacos often use a simple cabbage slaw and a crema sauce. In coastal regions like Sinaloa, they may be battered and fried. The mango salsa version adds sweet‑spicy fruit, giving a fresh, tropical twist that isn’t typical in classic recipes.
How is a blackened fish taco traditionally served in Baja California?
In Baja, blackened or grilled fish is placed on a warm corn tortilla, topped with shredded cabbage, a squeeze of lime, and a drizzle of crema. The mango salsa adds a modern, sweet‑heat element while keeping the core presentation the same.
What occasions or celebrations are fish tacos with mango salsa commonly associated with in Mexican-American culture?
Fish tacos are popular at beach gatherings, summer barbecues, and Cinco de Mayo celebrations. The bright mango salsa makes them especially favored for outdoor picnics and casual weekend meals.
What other Mexican dishes pair well with blackened mahi tacos with mango salsa?
Serve them alongside Mexican street corn (elote), a side of refried beans, or a crisp cucumber‑lime salad. A cold cerveza or a light margarita complements the tropical flavors nicely.
What are the authentic traditional ingredients for Mexican fish tacos versus acceptable substitutes used in this recipe?
Authentic tacos use fresh white fish like snapper or mahi‑mahi, corn tortillas, and a simple cabbage slaw. Substitutes such as grouper, halibut, or even a flour tortilla work, but the core elements—fresh fish, corn base, and bright topping—remain essential.
How has the blackened fish taco evolved over time in Mexican-American cuisine?
The blackening technique, popularized by Cajun cooking, was adopted by coastal chefs to add a smoky crust without deep‑frying. Modern versions now incorporate global flavors like mango, pineapple, or avocado, reflecting the fusion nature of contemporary Mexican-American food.
What are the most common mistakes to avoid when making blackened mahi tacos with mango salsa?
Common errors include not drying the fish, using a pan that isn’t hot enough, overcooking the fillets, and making the salsa too early so it becomes watery. Follow the prep steps closely and keep the skillet screaming hot for a proper crust.
Why does this blackened mahi taco recipe use beef tallow instead of olive oil or butter?
Beef tallow has a higher smoke point than butter and adds a rich, nutty flavor that complements the citrusy seafood seasoning. Olive oil would smoke earlier, and butter could burn, preventing the deep blackened crust.
Can I make the mango salsa ahead of time and how should I store it before assembling the tacos?
Yes, the mango salsa can be prepared up to 2 hours ahead. Store it in an airtight container in the refrigerator and give it a quick stir before serving to reincorporate any settled juices.
What does the YouTube channel Barstool Outdoors specialize in?
Barstool Outdoors focuses on outdoor cooking, hunting, fishing, and adventure food content, often featuring wild‑caught game and fish prepared in simple, hearty recipes for the backyard or campsite.
How does the YouTube channel Barstool Outdoors' approach to Mexican‑American seafood dishes differ from other cooking channels?
Barstool Outdoors emphasizes using wild‑caught or locally sourced fish, minimal equipment, and a laid‑back, outdoorsy presentation. Unlike studio‑based channels, they often cook over open flames or cast‑iron pans in natural settings, giving a rustic feel to Mexican‑American dishes.
Last updated: September 3, 2026
