Food Safety Report: A&W Restaurant, East Santa Fe Street, Olathe, KS, USA 2 years ago • details 49 Comments Comment Suspected food poisoning. Symptoms: Nausea, Vomiting, Stomach Pain, Cramps, Chills, Headache Suspected source: After eating a cheeseburger with bacon. Onset: 4 to 12 hours Duration: other: 24 to 36 hours Sick: 2 people