Overview: Culinary specialist Kentetsu Koh goes to an area called Shigu, in the mountainous region near the upper stream of the Yangtze River in China's Yunnan province. The area is known for its abundant supply of medicinal cooking ingredients. A woman lets him help make a hot stew of Yunnan ham and a local herb. He also enjoys a spicy salad of fish mint herb roots. Both dishes are served with steamed rice and cornmeal, the traditional staple of the area.