Siru Cake is a dessert cafe in the Hapjeong-dong and Hongdae area of Seoul that sells seolgi tteok cake. It serves heugimja tteok cake and blueberry tteok cake topped with fresh cream, along with coffee. The white-toned shop fills its display case with nothing but tteok cake, and the rice cakes are made by steaming, which gives them their texture. The menu is limited to tteok cake.