Baked Spaghetti #2 Posted March 13th, 2010 1 pound spaghetti, cooked and drainedPlace 1/3 of spaghetti in a 9 X 13” baking dish. Dot generously with butter. Sprinkle with Parmesan cheese. Repeat with 2 more layers. Pour over 2 cups warm half and half.Bake at 350 º F. until browned.