Clean the sardines, book them open and put them aside.
Clean the artichokes, cut them into wedges taking care to remove the beard and put them in water and lemon, then drain them.
Toast the breadcrumbs (muddica atturrata), let it cool and flavor it with chopped parsley and grated pecorino.
Coat a pan with oil to the edges and sprinkle with breadcrumbs. Put a layer of sardines, sprinkle a little flavored breadcrumbs, and a layer of artichoke wedges and a few rings of thinly sliced onion.
Repeat the layering until all the ingredients are used up, ending with a layer of sardines. Sprinkle the final layer with flavored breadcrumbs and drizzle about two tablespoons of oil. put in a preheated oven at 180 ° for twenty minutes.