Ingredients :
1 (1lb) box elbows
1/2C butter or margarine
1/2c ap flour
Salt and pepper to taste
5C milk
4c Colby Cheese + 2-4 more cups to put on top
1 onion thinly sliced
Directions :
Cook pasta. Heat oven to 350. In a large saucepan over n medium heat, melt butter and add onions. Cook until onions are tender. Blend in flour, salt, and pepper; gradually stir in milk. Cook, stirring constantly until sauce thickens and mixture begins to boil. Add 4c Cheese; stir until melted. In a 3qt Casserole dish, stir together pasta and Cheese Sauce. Place the remaining 2-4 c remaining Cheese on top and Bake 30 minutes or until the top and nice and golden. Note: I use a whole 4c for the top so it gets a nice crunch!!!