A great western diner called "The Lariat" is located in downtown Rawlins.
Anong's Thai Restaurant, located in downtown Rawlins, serves the best and only Thai for about 150 miles in any direction.
For Mexican Food, eat at the Su Casa in Sinclair, a small town about 5 miles east of Rawlins on Interstate 80.
For a good cafe food try Square Shooters cafe. Great service, friendly small town feel.
Aspen Grill Steak House. It has steaks and salads. Good service and specials on the menu.