Spaghetti Pie(Serves 6 To 8)  
["1 lb. ground beef", "1/2 c. chopped onion", "1 (15 1/2 oz.) jar spaghetti sauce", "8 oz. spaghetti, hot, cooked and drained", "1/3 c. grated Parmesan cheese", "2 eggs, beaten", "2 tsp. butter", "1 c. cottage cheese", "1/2 c. (2 oz.) shredded Mozzarella cheese"]
["Cook beef and onion in large skillet over medium-high heat until meat is brown, stirring to separate meat.", "Drain meat of fat.", "Stir in spaghetti sauce; mix well."]
["ground beef", "onion", "spaghetti sauce", "Parmesan cheese", "eggs", "butter", "cottage cheese", "Mozzarella cheese"]