PURPOSE: A multi-cup steamer is provided to steam for a single by perforating a hole at the bottom surface of a container in a disposable paper shape.CONSTITUTION: A multi-cup steamer comprises a protrusion unit(22), a cup steamer holding stand(20), a lid(31), and a water tub body(30). The protrusion unit is adhered to the bottom edge(12) of a paper cup steamer(13). The protrusion unit includes an edge groove(23) inserted into the edge of a container in a disposable paper shape. A hole(25) is equipped on the cup steamer holding stand at a recessed groove(21) of the protrusion unit. A perforation hole is connected to a discharging hole(32) equipped on the water tub body or a lid of the water tub. One or more cup steamer holding stands are connected to the discharging hole. The lid of the water tub and the body are detachably coupled in a sealed structure.COPYRIGHT KIPO 2013본 발명은 일회용종이컵시루를 독립적이고 개별적인 시루의 기능을 수행할 수 있도록 해주는 컵시루안치대와, 컵시루안치대를 하나 이상 연결하여 하나 이상의 일회용종이컵시루에 스팀의 유실됨이 없도록 가용한 스팀을 공급하는 스팀발생장치에 관한 것이다.