n a deep sauté pan over medium heat, warm the olive oil and butter.eason the chicken with salt and pepper.
Add the chicken to the pan and brown on all sides, about 7 minutes.
Transfer to a platter.dd the onion to the pan and cook until tender and translucent, about 4 minutes.
Add the chicken, garlic, thyme, wine, stock, cumin and Worcestershire and bring to a boil.educe the heat to low, cover and simmer until the juices run clear when the chicken is pierced with a knife, about 30 minutes.