The Original Inventor Rivalry between Jim's Original and Express Grill.
Our take: Jim's Original has the stronger historical claim to the 1943 origin date, but Express Grill is run by the same extended family. The stands stood side-by-side for decades, meaning the rivalry is mostly academic. Pick whichever line is shorter.
- Wikipedia - Maxwell Street Polish
Documents the adjacent storefronts and competing origin claims.
- These Handheld Street Foods Might Get Less Attention, But They Were Still Shaped in Chicago - WTTW
Details the familial roots of the rivalry and the shared history of the founders.