Heat oven to 400 degrees. Cook noodles ... of the cooked lasagna noodles, 1/3 of ... Cover with foil. Bake at 400 degrees ... 10 minutes before serving.n lasagna pan layer in: ... foil (top). If using soft noodles bake at 350 degrees for 1 1/2 hours. If using hard noodles bake at 350 degrees for 2 hours.