Pesto is an Italian sauce that’s bright green and made from combining basil leaves ... other cheeses like pecorino sardo can also sub in. Pesto is thick like a paste, making it perfect for ...

Originating in Genoa, Italy, pesto is one of the world's most popular pasta sauces. The official recipe (yes, there's an official one) calls for basil, pine nuts, Parmesan cheese, Pecorino Sardo ...