Quiche lorraine is the classic quiche from the Lorraine region of eastern France. It makes a nice brunch or picnic dish. Quiche is a savory, open-faced pastry crust pie with a savory custard filling of cheese, meat, and vegetables. The quiche is sometimes regarded as the savory equivalent of an egg custard tart.How it is easy to make this iconic dish from France! An excellent choice anytime, from breakfast to dinner.