Marinated tuna

Preparation:

Preparation: Prepare a marinade with 1/2 chopped onion, lemon juice, salt and pepper and place the tuna steaks in it for 1 hour. Drain them, flour them and brown them in a pan with a little oil. Separately, fry the rest of the onion and the chopped anchovies, add the wine and 2 tablespoons of vinegar and simmer for 10 minutes. Pour this sauce into the pan with the tuna and continue cooking for another 15 minutes.