Rigatoni 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 tube, and unlike penne, rigatoni's ends are cut square (perpendicular) to the tube walls instead of diagonally. The word "rigatoni" comes from the Italian word "rigato" ("rigatone" being the augmentative and "rigatoni" the plural form), which means "ridged" or "lined", and is associated with the cuisine of southern and central Italy. Rigatoncini are a
Pasta cooking pasta with high heat resistance, xanthan gum to retain moisture during storage, or hydrothermally-treated polysaccharide mixtures to produce textures similar to those of normal pasta. The storage of pasta depends its processing and extent of drying. Uncooked pasta is kept dry and can sit in the cupboard for a year if airtight and stored in a cool, dry area. Cooked pasta is stored in the refrigerator for a maximum of five days in an airtight container. Adding a couple teaspoons of oil helps keep the food from sticking to itself and the container. Cooked pasta may be frozen for