Chicken Stew with breasts

4 cups prepared polenta 1 lb boneless skinless chicken breast , 1/4 inch thick (sliced across grain) 1 (10 ounce) artichokes , drained 1 (10 ounce) box frozen[...]

2 tablespoons olive oil 2 stalks celery , cut into bite-size pieces 1 carrot , peeled, cut into bite-size pieces 1 small onion , chopped salt & freshly ground[...]

2 tablespoons olive oil 2 stalks celery , cut into bite-size pieces 1 carrot , peeled, cut into bite-size pieces 1 small onion , chopped salt & freshly ground[...]