When we have hot pot, my favorite thing to dip is tripe.
Tips
usage
Which 百叶 depends on where you are: in Shanghai and Jiangsu it is the tofu sheet the north calls 千张 (also written 百页); on hot pot menus it is beef tripe, 牛百叶; and 百叶窗 is a venetian blind. The name, 'a hundred leaves', fits all three.