A door assembly comprising an outer door frame and a panel mounted in a panel frame, the door assembly further comprising a first outer door skin comprising a body portion of a defined first thickness and defining an aperture for receiving the panel. A first stepped portion adjacent a periphery of the aperture, the first stepped portion comprising a defined second thickness and adapted to receive the panel frame of the panel therein. The panel frame of the panel is received within the first stepped portion and the first thickness of the body portion is greater than the second thickness of the first stepped portion.