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
Alkaline pasta Alkaline pasta Alkaline pasta, or alkaline noodles, is a variation of standard Chinese or Italian noodles in which a much higher than usual quantity of an alkaline component is part of the fabrication process. This is usually achieved by the introduction of sodium carbonate (NaCO or sodium salt of carbonic acid) into the primary ingredients. In parts of China in which alkaline wheat noodles are common, traditional ones are made with alkaline water from wells. More commonly a mixture of sodium carbonate, which is also an anti-caking agent, and potassium carbonate is added directly. This mixture is what the Chinese