Christkindlmarket DNA starts with local German sponsors and carries through to the setting, the food, the goods and the activities. In America, the German groups that get it right work hard to keep their markets on the mark. That’s no small task. With a million people crowding into Daley Plaza in the Loop for the six weeks of Christkindlmarket, the German American Chamber of Commerce of the Midwest, which launched and operates the market, has to fend off pressure to expand the market to include all who’d love to get in on the fun and cash flow.