The New Zealand Railways Magazine, Volume 10, Issue 4 (July 1, 1935.)
Line patty pans with good puff pastry; fill with the following mixture: 2 level tablespoons flour, 1 beaten egg. 1/2 teaspoon mustard, 1 cup grated cheese, 1 cup milk, salt, pepper, cayenne to taste. Mix all together and cook till thick, stirring all the time. Cool slightly before filling cases. Bake in good oven for ten to fifteen minutes. Reheat before serving. Garnish with parsley.