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 Patrick's Day in the United States themselves); the jerseys were auctioned off for charity after each game. In recent years, many minor-league hockey teams have chosen to wear special commemorative green Jerseys to mark the occasion. The Buffalo Bandits of the National Lacrosse League (like the NHL's Sabres, owned by Terrence Pegula) introduced a special black-and-green third jersey on their Saint Patrick's Day 2012 game, which was likewise auctioned off for charity. The only other major American sport, football, is out of season during the Saint Patrick's Day holiday. The National Football League does sell Saint Patrick's Day merchandise for its teams, however. The Saint Patrick's