tusun jelly has a crystal-clear, jelly-like appearance, but inside hides a starworm from the coastal mudflats of southern fujian! old fishermen call it "the ginseng in the bottom of the sea," packed with collagen that sets into a wobbly jelly when boiled. take a bite—cool, bouncy, and dipped in garlic soy sauce, its umami explodes in your mouth!once only made by grandmothers in fishing villages, it’s now a street food superstar. visitors may hesitate, while locals just smile: "scared? one bite and you’re hooked!"