Ever since our Taiwan trip last November, I've been thinking about those tasty yam and taro balls from Jiufen. Now that we are home all the time, we looked up different recipes to make these taro and yam balls. After a couple of tests and some adjustments, we finally came up with a recipe that worked to our liking. Here is the recipe to make three flavours of these chewy balls, using purple yam, yam and taro.