- Petro's Chili & Chips
Petro's Chili & Chips is a small
fast-food chain specialising in the "Petro", a mixture ofcorn chip s, chili,cheese ,green onion s,tomato es, andsour cream . It maintains locations only in the eastern third of the state ofTennessee . The concept was invented at the1982 World's Fair inKnoxville, Tennessee where Petro's is still headquartered. The name, which is derived frompetroleum , is a reminder of the energy theme of said World's Fair.External links
* [http://www.petros.com/ Petro's homepage]
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