Taco Casserole
["1 1/2 c. potato flakes", "8 oz. sour cream", "2/3 c. water", "2 lb. ground beef", "2 pkg. taco seasoning mix", "1 1/2 c. water", "1 1/2 c. shredded Cheddar cheese", "1 c. shredded lettuce", "1 c. chopped tomatoes", "2 c. slightly crushed nacho tortilla chips", "taco sauce (if desired)"]
["Combine potato flakes, sour cream and 2/3 cup water.", "Press into 9 x 13-inch pan.", "Bake in 350\u00b0 oven 20 to 25 minutes."]
["potato flakes", "sour cream", "water", "ground beef", "taco seasoning mix", "water", "Cheddar cheese", "shredded lettuce", "tomatoes", "tortilla chips", "taco sauce"]