Frontera Gourmet Mexican Cilantro Serrano Roasted Tomatillo Salsa - 16 oz. is a delicious sauce verde. Enjoy this Frontera Tomatillo Salsa with chips or in your meals. This verde salsa is made with sweet roasted tomatillos, cilantro and slow-cooked garlic and of course serrano chilles to make this authentic roasted tomatillo salsa.