A screen shot from the Champaign Urbana Public Health District's webpage - http://home/citizenaccess/public_html.c-uphd.org/submit-food-service-complaint.html
How to file a restaurant complaint
Restaurant goers in Champaign County can call the Champaign Urbana Public Health District at (217) 373-7900 to file a complaint against the business if it’s located in the twin cities, or (217) 363-3269 if it’s in the county.