Lightly brush the tuna fillets with the olive oil.
Mix together the remaining ingredients and place in a shallow dish.
Dredge the fillets in the Cajun mix and coat thoroughly, Let chill in the refrigerator for at least 30 minuets.
Head a heavy-based frying pan over medium-high heat. Heat 1 teaspoon of the oil and fry the tuna steaks for 3 minutes on each side until charred and the steaks are cooked through. Fry the tuna in batches if necessary, adding more oil as needed
Original recipe from Keto - 6 Ingredients or less