2, eat five poisonous cakes. Before and after the Dragon Boat Festival, many food stores will sell "five poisonous cakes", that is, five kinds of poisonous insects decorated with patterns of cakes. In fact, the five poison cake is a rose cake, but its outer layer of puff pastry children printed with scorpions, toads, spiders, centipedes, snakes, the "five poisons" in the image of it. Five poisons cake is the northern Dragon Boat Festival unique seasonal food, early summer is the time of poisonous growth of active, so the ancients will eat "five poisons cake" wishing to eliminate the disease strong body, pray for health. As early as in the Qing Dynasty period of the "Yanjing times - Danyang" has recorded: "every session of the Danyang before, the House of the Zhu Men are to rice dumplings to feed syrup, and vice to cherries, mulberries, water chestnuts, peaches, apricots, and the five poisons cake, rose cake, and other things." There are written records available . Five poisons cake has two kinds: one is with jujube mold knock out, on the hanging furnace baked, out of the pulp on the color, the surface and then smeared with a layer of oil and sugar, snacks on the convex and concave pattern of the five poisons cake, a kind of fluffy puff pastry, and then covered with bright red "five poisons," the image of the seal of the five poisonous cakes. Five poison cake has apricot paste, date paste, green bean paste, Taiwan marinated meat, black hemp incense paste five fillings, is now a Beijing specialty.