Sofrito is heavily emphasized as the third critical component in a "sofregit" base along with tomatoes and onions. Garlic is optional, as it is not considered an integral part of the standard "sofregit" recipe. Some "sofregit" recipes do not contain tomatoes at all, but are made more complex with the addition of diced vegetables such as leeks or bell peppers. In Italian cuisine, chopped onions, carrots and celery is battuto, and then, slowly cooked in olive oil, becomes "soffritto". It is used as the base for most pasta sauces, such as arrabbiata sauce, but occasionally it can be used as the
Testaroli It is traditionally cooked on a "testo", a flat terra cotta or cast iron cooking surface from which the food's name is derived. It is sometimes cooked further in boiling water and then served. Testaroli is sometimes referred to as a bread, similar to focaccia in composition, and is sometimes referred to as a crêpe. It may be dressed with pesto sauce or other ingredients such as olive oil, Pecorino cheese, Parmigiano-Reggiano, and garlic. "Falsi testaroli al ragu" is a similar dish prepared using sliced pasta dough and a ragù sauce. Testaroli's name is based upon the "testo", a terra