Pierogi
["4 to 6 medium potatoes", "1 Tbsp. margarine", "1/2 lb. Cheddar cheese", "2 1/2 c. flour", "1 egg", "a little water"]
["Peel and cook 4 to 6 potatoes as for mashing.", "Mash with 1 tablespoon margarine and 1/2 pound Cheddar cheese; let cool.", "Make a dough with 2 1/2 cups flour, 1 egg and enough water to make a dough; pinch off small pieces of dough and roll out.", "Fill with potato mixture; fold dough over and pinch edges.", "Continue this until all potatoes are used.", "You can either fry them in hot oil or boil them."]
["potatoes", "margarine", "Cheddar cheese", "flour", "egg", "water"]