「Tangerine Peel and Pork Rib Soup」

所需食材：4-5 pork ribs (or pork bones as substitute)、1 segment tangerine peel (preferably 8-20 year aged, 1 segment from a 3-segment piece)、9 slices American ginseng、6 dendrobium stems、5 slices polygonatum odoratum (jade bamboo)…