Xécora Gastronomia, authentic Mexican dining Experience at Promenade at Downey. Inspired by the colors, flavors, ingredients and customs of Huichol culture, Xécora Gastronomia Urbana is an interpretation of gastronomy, mixology and mythology. The menu includes a mix of seafood and meat-based appetizers and entrees as well as tacos, salads, vegetarian options and dessert.