Originally Posted by marks88

Potbelly in C is probably the best option for deli-style. A few other ideas:

If you're passing thru A, then Hubcap (burgers - local); if B, then Whataburger (burgers, local-ish to TX - but now owned by Chicago private equity). Both fine, but not worth a detour if you aren't passing through A/B.

Hugo's Cocina in D, across from Amex Centurion lounge (local Mexican chef - some tortas and burger-y type items, & tacos).