Sole - With meat

1 1/4 pounds sole fillets 1 cup crab meat 1 each egg yolk * 2 tablespoons parsley leaves chopped 1 tablespoon bread crumbs 1/4 cup butter melted 2 tablespoons[...]

4 medium tomatoes ripe 14 tablespoons butter unsalted, cut into, pieces, plus more as, needed 4 small onion white, thinly, sliced 2 tablespoons shallot finely[...]