Hamburger And Potato Casserole
["1 lb. ground beef", "1 tsp. salt", "2 Tbsp. fat", "3 medium potatoes, sliced", "1 can cream of mushroom soup", "1/2 c. grated cheese (optional)", "2 medium onions, sliced"]
["Season meat with salt, brown in hot fat.", "Arrange alternate layers, onions, potatoes and meat in a 2-quart casserole.", "Pour soup over layers.", "Bake at 350\u00b0 for 45 minutes. Sprinkle cheese over casserole about 10 minutes before it's done, if desired. Makes 6 servings."]
["ground beef", "salt", "fat", "potatoes", "cream of mushroom soup", "grated cheese", "onions"]