Luoyang Peony Bird's Nest is a traditional Han Chinese dish with a long history in Luoyang. Legend has it that when Wu Zetian was in the Tang Dynasty, a kind of oversized radish, weighing dozens of pounds, was produced in the cemetery of Xiayuan in Dongguan, Luoyang, which was regarded as auspicious by the farmers and was paid tribute to the court, and the imperial chef cut the radish into fine julienne strips. Processed by a number of ways, and with mountain treasures and sea food, made of soup, refreshing and delicious. Wu Zetian eaten after a lot of praise, because of gratitude for the year in the sense of the temple food radish life-saving grace, that is, the name of the "righteous dish". Because of its shape like a bird's nest, renamed "Yan Cai", which has been passed down to the present day.