Quick Lasagna
["1/2 to 3/4 lb. ground beef", "2 (1 lb.) jars spaghetti sauce", "1/2 c. water", "1 lb. Ricotta or dry curd cottage cheese", "1 egg", "3/4 c. grated Romano or Parmesan cheese", "1 1/2 lb. Mozzarella cheese, sliced or grated", "1/2 lb. lasagna noodles, cooked as directed on package"]
["Baking Temperature: 350\u00b0.", "Baking Time: 30 minutes."]
["ground beef", "sauce", "water", "Ricotta", "egg", "Parmesan cheese", "Mozzarella cheese", "lasagna noodles"]