Originally Posted by jason8612
Hopefully clearing immagration and security wont take you 2hrs, or it shouldnt

Theres quite a few food places in ORD, incl Chilis, Chicago Hot Dogs, bars, etc. There are quite a few shops too.
You could go to the B concourse RCC, the one near B7. The b18 one is small and usually busy.
....or walk the tunnel 237 times.