Virgin boy egg Virgin boy eggs are a traditional dish of Dongyang, Zhejiang, China in which eggs are boiled in the urine of young boys, preferably under the age of ten. It has historically been believed in the Zhejiang region that urine has various health benefits, and it was commonly ingested in ancient times. Due to Zhejiang's hilly and riparian landscapes, agriculture has been a staple in the region's culture for centuries. Source: https://en.m.wikipedia.org/wiki/Virgin_boy_egg