Pesto Genovese is a traditional Italian sauce made by grinding ingredients together finely to create a vibrant and flavourful sauce. Pesto Genovese is an uncooked cold sauce made only with 7 ingredients: Genovese basil DOP, extra virgin olive oil of the Ligurian Riviera, parmigiano reggiano , pecorino cheese, pine nuts, garlic and salt. It was born in Liguria, a beautiful region situated in northern Italy.