>> anthony: the mole negro, or black mole, is an incredibly old and sophisticated near magical substance containing over 30 different ingredients. it's an old sauce from an old culture used as either a base to build a stew or as a sauce to pour over a meat. but unlike most sauces, the point of the mole is the mole itself. the flavor is unique. roasted, sweet, bitter, and spicy all at the same time. and deep. very, very deep. maria ramos is the owner and chef, the third-generation of a family of barbacoa specialist. barbacoa being the barbecuing of lamb and goat until it's falling-apart perfect. she started out cooking at age 10 at the sunday market in tlacolula. >> anthony: this family goes back a number of generations to that area. >> raul: exactly, and they got here because they were migrant workers in the fields of l.a. and that's when they started working in the restaurants.