Food Safety Report: Marechiaro's Italian Restaurant, Olde Highway 80, El Cajon, CA, USA 2 years ago • details 3 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Stomach Pain, Headache Suspected source: not sure Onset: 12 to 24 hours Duration: 12 to 24 hours Sick: 2 people