Food Safety Report: Egg Mayo Sandwich, SPAR, Tidworth, UK 2 years ago • details Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Stomach Pain, Chills, Headache Suspected source: Egg mayonnaise sandwich Onset: 4 to 12 hours Duration: other: I’m still ill from yesterday 1900 Sick: 2 people