Goetta is another Cincinnati staple besides our famous chili. I personally never really cared for it, but it's a pretty big deal around here.
https://en.m.wikipedia.org/wiki/Goetta
Here is a list of some other local Cincy specialties that are less well known outside of the area.
https://www.citybeat.com/cincinnati/25-essential-foods-every-cincinnati-visitor-should-try/Slideshow/12233133/11963978
We also have a fairly diverse selection of local breweries.
https://365cincinnati.com/ultimate-cincinnati-breweries-guide/