Sticky Barbecued Beef Ribs

Active Time:30 minsTotal Time:1 hrYield:6 ribs Ingredients 2 tablespoons extra-virgin olive oil 1 large celery rib, finely chopped 1 carrot, finely chopped 1 small onion, finely chopped 3 ancho chiles—stemmed, seeded and cut into small pieces 2 cups chicken stock…