Orzo is a type of pasta that resembles grains of rice (orzo means "barley" in Italian). Though it looks like rice and is sometimes used as a substitute, it is made from semolina flour.
Orzo pasta is a type of pasta which is made in the shape of a grain of rice. Orzo pasta is often about rice-sized, as well. This pasta is very versatile, and it can be used in a range of recipes, with many people consuming orzo in soups. Many markets carry orzo pasta, and several options may be available for consumers to choose from.