This Polish buffet has been feeding Illinois appetites since 1973, and it shows, in the best way. A Proud History Since 1973Sawa’s Old Warsaw Restaurant has been serving Polish and American favorites since 1973, a remarkable run that tells you locals keep coming back. The Buffet LineupThe buffet is curated like a greatest hits album. Service With Old School Polish WarmthService here blends buffet efficiency with sit down attentiveness. A retro buffet with Polish soul, American comfort, and friendly service that keeps the room lively.