Barszcz, pierogi, fermented everything, pickles, sour rye, and many dishes built around wheat/rye, mushrooms, dairy, and Eastern-style fillings are much more like Ukrainian/Belarusian/Russian food.
The biggest German influences are probably the sausages and the beer culture.
They have their own weirdnesses. How is Chicago "mid-west" when it is so far east? How is Virginia south?