Cash Mob and Second Annual Chef Throwdown at the 61st Street Farmers Market. Watch Chicago culinary students compete in an outdoor cooking competition and vote on a winner. Teams start shopping and preparing food at 9am, and will serve their completed dishes at 11:30am. Meet at the flagpole on the main quad at 9 a.m. and walk to the 61st Street Farmers Market at 61st Street and Dorchester Avenue. 773-834-5143.