Just days after being awarded a coveted fourth star by The New York Times, the Mario Batali-helmed restaurant Del Postois contending with a lawsuit filed by 27 workers who say they weren't paid a legal wage.

The lawsuit, filed Tuesday in Manhattan federal court by waiters, busboys and other staffers, claims managers at Del Posto improperly pooled workers' tips in violation of state labor laws and illegally withheld a portion of some gratuities on wine and cheese sales.