A German immigrant named Frederick “Fritz” William Rueckheim invented Cracker Jack, a snack consisting of molasses-flavored caramel-coated popcorn and peanuts. Rueckheim came to Chicago in 1872 to help clean up after the famous Chicago fire.He also worked selling popcorn from a cart.
https://www.thoughtco.com/f-w-rueckheim-cracker-jack-4070936

