This is Tteok Bok i, the famous street food of Korea. It is made of Tuck(Korean cake), Gochujang, Boiled Egg and Eo Muk, etc... It is normally sold in Po Jang Ma Cha 포장마차 It's originally food of royal family. But it is now ordinary people's favorite food, and very delicious. brew like it too. :)