carbonara . Grated hard cheeses , such as Pecorino Romano , Parmesan and Grana Padano , are often added. It is also sometimes served with chili .   Spaghetti Noodles Spaghetti Noodles Spaghetti Noodles Spaghetti Noodles Spaghetti Noodles Spaghetti Noodles Spaghetti Noodles Spaghetti Noodles Spaghetti Noodles Video Spaghetti Noodles Video Posted