Chimichurri and Italian salsa verde are almost the same thing. Chimichurri is used in South America (Argentina, Uruguay, and Paraguay), while salsa verde is used in Italy. The ingredients are almost exactly the same, including flat-leaf parsley, olive oil, garlic, vinegar or lemon juice, and salt. Chimichurri also includes oregano, salsa verde doesn't. Salsa Verde often includes capers, anchovies, and breadcrumbs, chimichurri doesn't. They are both used as a condiment on meat, fish, and vegetables, although in Argentina chimichurri is primarily used on Asado, or barbequed meats, while in Italy salsa verde is used primarily on boiled meat and fish.