Kudzu powder, called géfěn (葛粉) in Chinese, kuzuko (葛粉; くずこ) in Japanese, chik-garu (칡가루) or galbun (갈분; 葛粉) in Korean, and bột sắn dây in Vietnamese is a starch powder made from the root of the kudzu plant. It is used in traditional East Asian cuisine mainly for thickening sauces and making various types of desserts. | ||||||