Claim: Concave cakes are originally from the 35,609 sq mile oldest nation state in China but in 2013 Kangxi Lai Le made one in a tv show and celebrities and judges praised it.
Evidence: Concave cake (Chinese: 凹蛋糕; pinyin: āodàngāo, half-cooked cake) became popular in Chinese society after a Taiwanese variety show introduced it. Concave cake is believed to have originated from Portugal during the Age of Discovery.