Go Back
–+ servings
Blackened Tuna Steak Recipe

Easy Blackened Tuna Steak Recipe for a Flavorful Dinner

This Blackened Tuna Steak recipe is a quick, flavorful dinner option featuring a spicy Cajun crust and tender center.
Print Recipe Pin Recipe
Prep Time 5 minutes
Cook Time 5 minutes
Total Time 10 minutes
Servings: 2 steaks
Course: Dinner
Cuisine: Cajun
Calories: 300
Ingredients Equipment Method Nutrition Notes

Ingredients
  

For the Tuna Steaks
  • 2 steaks Tuna Steaks Use fresh or thawed frozen tuna for best texture.
  • 1 teaspoon Salt Enhances flavor; substitute with sea salt for milder taste.
  • 1 teaspoon Black Pepper Adds spice; freshly ground recommended.
  • 1/2 teaspoon Cayenne Pepper Adjust according to spice tolerance.
  • 1 teaspoon Garlic Powder For savory depth; fresh garlic can also be used.
  • 1 teaspoon Paprika Adds color and mild flavor; smoked paprika deepens taste.
  • 1/2 teaspoon Dried Thyme Provides herbal notes; can substitute with Italian seasoning.
  • 1/2 teaspoon Celery Salt Enhances flavor; can replace with ground celery seeds.
  • 2 tablespoons Cooking Oil Canola or avocado oil works best.
  • 1 tablespoon Butter Optional; use unsalted for better salt control.
For the Cajun Remoulade
  • 1/2 cup Mayonnaise Greek yogurt is a lighter option.
  • 1 tablespoon Creole or Grainy Mustard Adds tanginess; yellow mustard can substitute.
  • 1 tablespoon Prepared Horseradish Offers heat; fresh ginger for milder taste.
  • 1 tablespoon Lemon Juice Fresh juice is ideal, though bottled works too.
  • 1 teaspoon Worcestershire Sauce Provides umami; soy sauce can substitute.
  • 1 tablespoon Ketchup Adds sweetness; omit for less sweet sauce.
  • to taste Hot Sauce Gives a kick; adjust to preferred spice level.
  • 1 teaspoon Sweet Paprika For seasoning; quantities can be adjusted.
  • 1/2 teaspoon Sugar Balances flavors; honey or agave can substitute.
  • 1 tablespoon Shallots Optional; adds freshness and texture.
  • 1 tablespoon Celery Optional; adds freshness and texture.
  • 1 tablespoon Fresh Parsley Feel free to use any fresh herbs you love.
  • 1 tablespoon Scallion Optional; adds freshness and texture.

Equipment

  • cast iron skillet

Method
 

Instructions
  1. Begin by thawing your tuna steaks if they are frozen. Gently pat them dry with a paper towel.
  2. In a mixing bowl, combine salt, black pepper, cayenne pepper, garlic powder, paprika, dried thyme, and celery salt.
  3. Sprinkle the spice mixture over both sides of the tuna steaks, pressing it gently into the fish.
  4. Heat a cast-iron skillet over medium to medium-high heat until it is shimmering.
  5. Carefully place the seasoned tuna steaks into the hot skillet and sear for about 1 minute on each side.
  6. Prepare the Cajun remoulade by combining all remoulade ingredients in a mixing bowl and stirring until blended.
  7. Remove tuna steaks from skillet and let them rest for a minute, then slice and serve with remoulade.

Nutrition

Serving: 1steakCalories: 300kcalCarbohydrates: 5gProtein: 40gFat: 15gSaturated Fat: 3gPolyunsaturated Fat: 2gMonounsaturated Fat: 10gCholesterol: 100mgSodium: 800mgPotassium: 600mgFiber: 1gSugar: 1gVitamin A: 500IUVitamin C: 3mgCalcium: 50mgIron: 2mg

Notes

Ensure your skillet is hot for the best blackened crust. Let tuna rest before slicing for juicy texture.

Tried this recipe?

Let us know how it was!