In honor of the recent Dragon Boat Festival holiday we just celebrated, this is a delicious jongzi dumpling that is traditionally served during the Dragon Boat Festival holiday but can be found throughout Taiwan the rest of the year.  For more information on the Dragon Boat Festival holiday, read these two articles:

Dragon Boat Festival: History, Traditions, and Foods Found During This Important Holiday

Dragon Boat Festival in Taiwan: Photos from Dragon Boat Races held in Yilan County