You're better off asking what restaurants AREN'T near 600 N. Dearborn. Portillo's (hot dogs), Hard Rock Cafe Chicago, and Pizzeria Uno just to start. My favorite restaurant in that area, however, is Quartino's. It's a little Italian eatery that is *always* packed and specializes in tapas-styled small plates.
That spot can't be beat for restaurants, though. It's a great location.... more