grass jelly, or leaf jelly, is a jelly-like dessert eaten in mainland china, hong kong, macau, southeast asia and taiwan. it is made using the "platostoma palustre" plant (a member of the mint family). it has a mild, slightly bitter taste. it is served chilled, with other toppings such as fruit, or in bubble tea or other drinks. outside of asia, it is sold in asian supermarkets.