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Perfect Medium-Rare Air Fryer Tuna Steaks with Lemon-Dill Butter

A thick slice of perfectly seared air fryer tuna steak, crusted with spices and served over a bright yellow sauce.
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Learn how to cook tuna steak in the air fryer to achieve a perfect medium-rare center every time. This recipe uses simple seasoning and a bright lemon-dill butter for a quick weeknight tuna dinner.

Ingredients

Scale
  • 2 (6-ounce) tuna steaks, about 1 inch thick
  • 1 tablespoon olive oil
  • 1 teaspoon salt
  • 1/2 teaspoon black pepper
  • 1/2 teaspoon garlic powder
  • 1/4 teaspoon paprika
  • 1 tablespoon fresh dill, chopped
  • 2 tablespoons unsalted butter, softened
  • 1 teaspoon fresh lemon zest
  • 1 tablespoon fresh lemon juice

Instructions

  1. Pat the tuna steaks dry using paper towels. This step helps achieve a better sear.
  2. In a small bowl, mix the salt, pepper, garlic powder, and paprika. Rub the spice mixture evenly over all sides of the tuna steaks.
  3. Preheat your air fryer to 400°F (200°C) for 5 minutes.
  4. Lightly brush the seasoned tuna steaks with olive oil.
  5. Place the tuna steaks in the air fryer basket in a single layer. Do not overcrowd the basket.
  6. Air fry for 5 to 7 minutes for medium-rare (internal temperature of 125°F to 130°F). Adjust time based on thickness and desired doneness: cook for 4 minutes for rare, or 8-9 minutes for medium.
  7. While the tuna cooks, prepare the butter: In a small bowl, combine the softened butter, chopped dill, lemon zest, and lemon juice. Mix well.
  8. Once cooked, immediately remove the tuna steaks from the air fryer. Place a dollop of the lemon-dill butter on top of each warm steak.
  9. Let the tuna rest for 3 minutes before serving.

Notes

  • For cooking frozen tuna steak air fryer, thaw the steaks completely in the refrigerator before seasoning and cooking. Do not attempt to cook from frozen.
  • If you prefer a seared tuna air fryer method look, you can briefly sear the steaks in a hot skillet for 30 seconds per side after air frying, though the air fryer alone provides a good crust.
  • This recipe is naturally low carb air fryer fish.

Nutrition

Find it online: https://seventhflavour.com/air-fryer-tuna-steak-recipe/