Food Safety Report: Beyond Cheeseburger, A&W, Toronto, ON, Canada 2 years ago • details 311 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Chills Suspected source: beyond cheeseburger Onset: 4 to 12 hours Duration: 4 to 12 hours Sick: Me