Chicago Pizza and Oven Grinder Company Chicago Pizza and Oven Grinder Company Chicago Pizza and Oven Grinder Company is a restaurant located in Chicago, Illinois. The restaurant was founded in 1972, and specializes in a signature dish called the "pizza pot pie." It enjoys local popularity and has appeared in many publications and television shows. There is no knowledge of when the building was first built. It has been speculated that the building had some ties to gentility, but those ties were severed in 1929. The parking garage across the street became known as the location of the "St. Valentine's Day Massacre", the infamous murder of
Saint Valentine's Day Massacre He claimed that he saw only "plainclothes" men exit the Cadillac and go into the garage. This indicates that a second car was used by the killers. One witness, George Brichet, claimed to have seen at least two uniformed men exiting a car in the alley and entering the garage through its rear doors. A Peerless sedan had been found near a Maywood house owned by Claude Maddox in the days after the massacre, and in one of the pockets was an address book belonging to victim Albert Weinshank. Bolton further indicated he had mistaken one of Moran's men to