Crohouse Seongsu is a dessert shop in Seongsu, Seoul, that makes made-to-order cakes on croffle sheets. The cakes are topped with milk cream and fruit, with requested drawings and text added as lettering. Same-day orders can be placed through Naver Booking, and pickup is available 24 hours unattended. The use of crisp croffle sheets instead of standard cake layers gives the cakes a different texture.