Pesto with Genovese basil, coarse salt, garlic, Ligurian extra virgin olive oil (Taggiasco), European pine nuts (sometimes toasted) and a grated cheese like Parmigiano Reggiano or Grana Padano and pecorino sardo or pecorino romano. A proposal is under preparation by the Palatifini Association to have pesto alla genovese included in the UNESCO intangible cultural heritage list. There is a biennial international Genovese Pesto al Mortaio competition in which 100 finalists use traditional mortars and pestles as well as the above ingredients which are then assessed by 30 local and international judges. A slightly different version of this sauce exists in Provence,
Onion sauce or simmer the mixture to create a sauce. Some preparations involve frying the onions until they are browned, while others do not brown the onions. Onion sauce can be used to complement many foods, such as potatoes and peas, meats, such as pork, duck, rabbit, mutton, and liver, such as calf liver. Onion sauce prepared with bread crumbs may be used as a stuffing, which can be used in various poultry dishes, such as goose. Cebolada is a Portuguese onion stew, onion sauce or paste that is prepared with onion as a primary ingredient. It is used on several Portuguese