Pu Cai is Pu Cai, Pu Cai is an edible wild vegetable. It is a local specialty of Huai'an. Pu Cai grows in ponds and goes on sale every spring, eating its root part. Cattail grows in the wild, less pollution, does not contain chemical fertilizers, pesticides, rich in vitamin C, carotene, can clear heat and cool the blood, diuresis, swelling, blood circulation, with moistening the lungs, remove the body of the garbage, there is a prevention of summer conditioning, the effect of the summer, is the good choice of therapeutic food.
Huai'an people have a long history of eating cattail. Western Han Dynasty rhetoric, Huai'an people in the "seven hair" in the food list for the Prince of Chu, the first dish is the child cattle of the fat, vegetables to bamboo shoots bushels ", that is, with the calf's lean meat, bamboo shoots, bushels of vegetables cooked together, the flavor is delicious, Mei multiply called this is also the world's most beautiful also". Visible, Huai'an people in more than 2000 years ago to recognize the bushel of vegetables is a plate of delicious. Since then, Puer dishes have become the people of Huai'an recognized delicious dishes, Huai'an ballad sung: Pu dish delicacies A world, ancient and modern China and abroad only one."