1 (8 oz.) pkg. macaroni, cooked and drained
2 c. (8 oz.) grated Cheddar cheese, divided
2 tbsp. chopped onion, divided (optional)
1 egg, beaten
2 c. evaporated milk
1 tsp. salt
1/2 tsp. paprika
2 tbsp. butter

Preheat oven to 350 degrees. Grease a 2 quart casserole dish. Layer half of cooked macaroni in bottom of casserole. Top with half cheese and half onion; repeat layers. Combine egg, milk, and salt in small mixing bowl. Pour over macaroni. Sprinkle with paprika; dot with butter. Bake 40 minutes. Let set 10 minutes before serving. Makes 6 to 8 servings.