Braise the onions and ham. Heat the Gorgonzola and cream in a saucepan until the cheese has melted, simmer for about 5 minutes and season well.
Cut the tomatoes into small pieces. Put the gnocchi and tomatoes in a baking dish, cover with sauce and finally grated cheese. Baked in an oven preheated to 200 ° C for about 15 minutes.