Betty Williams created the signature dish that consists of what principal ingredients?
Lancashire hotpot Lancashire hotpot is a stew originating from Lancashire in the North West of England. It consists of lamb or mutton and onion, topped with sliced potatoes and baked in a heavy pot on a low heat.
Pâté aux pommes de terre The pâté aux pommes de terre, ] , or pâté de pommes de terre is a speciality of the Limousin and the Allier (Bourbonnais) regions in Central France. It can be served either as a side dish or as the main course. Today it is often eaten with a green salad. Its main ingredients are potato slices and crème fraîche, which are used to fill a puff pastry crust. The pie is then baked in the oven until the dish is covered with a golden-brown crust.