When it comes to Italian cuisine, few dishes are as beloved and versatile as pesto. This fragrant sauce, traditionally made with basil, garlic, pine nuts, Parmesan cheese, and olive oil, has gained popularity worldwide. If you're curious about how to say "pesto" in Italian, you've come to the right place. In this guide, we'll explore the formal and informal ways of saying pesto, while also providing some regional variations. Let's dive in!