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A blackened fish taco recipe that is served with a homemade avocado sauce and topped with shredded cabbage.
4.27 from 15 votes

Blackened Fish Tacos with Avocado Sauce

Blackened Fish Tacos are paired with a refreshing cilantro, lime, and avocado sauce for an epic taco flavor combo!  This quick and easy taco recipe makes a healthy gluten-free dinner or lunch and can be made with tilapia, cod, or any other white-fleshed fish.

Course Dinner, lunch, Main Course
Cuisine Cajun, Mexican
Prep Time 15 minutes
Cook Time 10 minutes
Total Time 25 minutes
Servings 4 servings
Calories 401 kcal


  • 1 lb. tilapia fillets or other white-fleshed fish fillets, approximately ¾ - 1 inch thick*
  • 2-3 Tbsp. olive oil

Blackened Seasoning:

  • 1 tsp. paprika
  • ¼ tsp. garlic powder
  • ½ tsp. black pepper
  • 1/8 – ¼ tsp. cayenne pepper depending on your spice preference
  • ¼ tsp. oregano dried
  • ¾ tsp. salt

Avocado Sauce:

  • 1 large avocado peeled and pitted
  • 2 Tbsp. Greek yogurt or dairy-free, plain
  • 2 Tbsp. lime juice fresh
  • 2 Tbsp. cilantro plus more for serving
  • ¼ tsp. salt



  1. In a small bowl combine blackened seasoning ingredients. Toss to combine.

  2. Sprinkle blackened seasoning over both sides of the fish fillets. Rub seasoning into the fillets.

  3. Place 2-3 tablespoons of oil into a cast iron skillet over medium-low heat. Add fish fillets to heated skillet and cook for 4-5 minutes on both sides.*
  4. While fish fillets are cooking, place avocado, yogurt, lime juice, 2 tablespoons cilantro, and ¼ teaspoon of salt into a small food processor or blender. Process until completely smooth and thoroughly combined.

  5. Serve cooked fish on corn tortillas* with avocado sauce, cabbage, additional cilantro, green onions and queso fresca.  See this recipe in Meal Plan #5.

Recipe Notes

  • If you choose another type of fish with a thickness greater than ¾ - 1 inch, be sure to cook the fish for additional time to ensure they are completely cooked.
  • Warm up your corn tortillas in a skillet with a bit of coconut oil for added flavor.
Nutrition Facts
Blackened Fish Tacos with Avocado Sauce
Amount Per Serving
Calories 401 Calories from Fat 171
% Daily Value*
Fat 19g29%
Saturated Fat 3g19%
Cholesterol 62mg21%
Sodium 585mg25%
Potassium 748mg21%
Carbohydrates 30g10%
Fiber 7g29%
Sugar 1g1%
Protein 29g58%
Vitamin A 550IU11%
Vitamin C 12mg15%
Calcium 119mg12%
Iron 1.8mg10%
* Percent Daily Values are based on a 2000 calorie diet.