sprigs fresh thyme • parsnips, cut into 1/2 inch pieces • turnips, cut into 1/2 inch pieces • rutabaga, cut into 1/2inch pieces • carrots, cut into 1/2 inch pieces • stalks celery, sliced • garlic, finely chopped • onion, chopped • barley (not quick cooking) • bunch Swiss chard, stems discarded, leaves chopped • salt & pepper • Shaved Parmesan, for serving