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 Dry pasta line Dry pasta lines are machines that make dry pasta products such as spaghetti or penne. Commercial manufacturers use these machines for high volume production ranging from 500 kg to 8,000 kg per hour capacity. A typical dry pasta line consists of an extruder and a dryer. Modern machines are highly automated using programmable logic controllers. They are called "lines" because they contain a series of processing machines lined up in a row. The extruder mixes flour and water to make dough, kneads the dough and pushes it through a die to form the shape, and cuts the