Tonno alla Genovese

• 4 slices of fresh tuna, about 650 g (1½ lb) in all

Drain the mushrooms. Debone the anchovies, wash them well and pat them dry. Then pound the mushrooms and anchovies with a couple of sprigs of parsley and the 2 cloves of garlic. Add the result to the olive oil in a wide pan, and add the flour too. Fry the mixture lightly, stirring it. Then add the wi