Soft pocket is the abbreviation of soft pocket long fish, also known as "soft pocket eel", which is a traditional famous dish in Jiangsu Province and belongs to the most famous dish in Huaiyang cuisine. Huai 'an people are very kind to Chinese and foreign guests, and they like this "fresh, tender, beautiful and special" dish best, so that guests can taste it early and praise it. Soft-skinned long fish is a famous dish in Huai 'an, Yancheng and Funing. A Qing Xu Ke recorded in the book "Qing Qian Diet": "Huai 'an is famous for treating eels. And all the dishes can be taken, all of them are eels, and there are dozens of products. Plates, bowls and plates are full of eels. And the taste is different. It's called whole eel mat, and it's called one hundred with eight products. "