– 1kg of white tuna
– 1 small can of tomato concentrate
– Some seeds of pepper
– 2 small glasses of oil
– 1/2 small glass of vinegar
– 1 bay leaf
– Remove the skin, the center ridge and the black parts of tuna, cut it into regular pieces, salt them and rinse them in running water and dry them well.
– In a casserole put oil, vinegar, pepper seeds, bay leaf, tomato box, salt, mix well, add the tuna pieces and close the casserole and cook over very low heat for 1 hour.
– Serve cold.