Spaghetti was a thin-string pasta used in Italian food. It was often served with meatballs.
In 2257, Tilly was looking at a computer display about the Command Training Program, and there was a reference to spaghetti and meatballs in her notes. (DIS: "New Eden")
In the late 2250s, spaghetti with meat sauce was one of the many food items vomited out by food synthesizers when Me Hani Ika Hali Ka Po and Sylvia Tilly were in the mess hall aboard the USS Discovery. (ST: "Runaway")
In 2259, Captain Christopher Pike added parmesan and egg to leftover spaghetti to make pasta mama for Captain Marie Batel. (SNW: "A Quality of Mercy")