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
Pasta Semolina particles become hydrated during mixing. The amount of water added to the semolina is determined based on the initial moisture content of the flour and the desired shape of the pasta. The desired moisture content of the dough is around 32% wet basis and will vary depending on the shape of pasta being produced. The forming process involves the dough entering an extruder in which the rotation of a single or double screw system pushes the dough toward a die set to a specific shape. As the starch granules swell slightly in the presence of water and a low