Sauce MornayFrancePublished method, 6 steps.Ingredients¼ cup finely grated Parmigiano Reggiano¼ cup finely grated gruyère cheese1½ cups sauce béchamel¼ tsp cayenne pepperOpen this record in the atlasMore from FranceAcras de rougetAgneau au pestoAgneau kormaAgua de ValenciaAïga bolhidaAlexanderAll France in the atlas