Food Safety Report: Portillo's & Barnelli's Willowbrook, Kingery Highway, Willowbrook, IL, USA 4 months ago • details 492 Suspected food poisoning. Symptoms: Vomiting Suspected source: Cheese sauce Onset: Less than 4 hours Duration: other: Just started Sick: A loved one Additional information: Vomiting after cheese fries. Two people… See more