The Irish American Heritage Center will host a chili cook-off. The cost to enter is $20 per team. Entries will be judged in four categories: Traditional Beef, Set Your Jeans on Fire, Vegetarian and Chicken. The winning team will have their picture displayed in the center's Fifth Province Pub for one year. Teams must provide their own method of keeping the food warm. Attendees will sample the entries and vote for the winner. For more information, call 773-282-7035.