An article for properly disposing of FOG so that it does not enter and clog a pipe of a kitchen sink drain. The article may comprise a top opening for receiving said FOG, said opening defined in one embodiment by a perimeter rim configured for placement along the bottom sink surface surrounding the drain, and a body below the perimeter rim and the top opening, the exterior of the body defined by a membrane having a shape for fitting stably within the drain. In one embodiment, the entire lower interior of the membrane body is filled with absorbent material for absorbing FOG. In one embodiment, the absorbent material may be separable from the article body, for disposal of the absorbent material without the body. In one embodiment, the body volume may be configured for receiving an amount of FOG generated by one session of home cooking.