Food Safety Report: Cinnamon bun, CRO, Lugeck, Innere Stadt Wien, Österreich 2 years ago • details 33 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Stomach Pain, Cramps, Headache Suspected source: Cinnamon bun Onset: Less than 4 hours Duration: 12 to 24 hours Sick: Me