Hake fish alla marchigiana

Serves 4 Hake fish alla marchigiana   Ingredients 4 Hake fish 50 g of butter 2 salted anchovies 1 onion 1 clove of garlic 100 g of bread crumbs 4 teaspoons of potato flour 1 spoon of red wine vinegar 2 spoons of extra-virgin oil salt, pepper Hake fish alla...