Bolognese sauce tagliatelle made with eggs and northern Italy’s soft wheat flour. Acceptable alternatives to fresh tagliatelle include other broad flat pasta shapes, such as pappardelle or fettuccine, and tube shapes, such as rigatoni and penne. While the main complaint of traditionalists is against the use of spaghetti rather than fresh tagliatelle for the pasta, native Bolognese Piero Valdiserra has argued that "spaghetti could be considered traditional in Bologna", even though tagliatelle is the "most suitable" pasta. "Ragù alla bolognese" along with "béchamel" is also used by many Italian chefs to prepare traditional baked lasagna in Bolognese style. Gruppo Virtuale Cuochi Italiani
Dry pasta line pasta to the correct length. Dry pasta lines typically use rectangular dies to extrude long goods pasta and round dies to extrude short goods pasta. The extruder typically uses a vacuum system in the mixing process to keep air out of the dough. The dryer dries the pasta to the correct moisture level, typically using sticks or screens to transport pasta inside the dryer depending on the length of the product. Long goods pasta such as spaghetti is hung vertically from sticks and short goods pasta such as penne is placed on long horizontal conveyors with mesh screen belts. Long