Rigatoni smaller version, close to the size of penne. Their name takes on the diminutive suffix "-ino" (pluralized "-ini") denoting their relative size. Rigatoni is a particular favorite pasta shape in the south of Italy, especially in Sicily. Its namesake ridges make better adhesive surfaces for sauces and grated cheese than smooth-sided pasta like ziti. Rigatoni Rigatoni are a form of tube-shaped pasta of varying lengths and diameters originating in Italy. They are larger than penne and ziti, and sometimes slightly curved, though nowhere near as curved as elbow macaroni. Rigatoni characteristically have ridges down their length, sometimes spiraling around the
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