Food Safety Report: Naf Naf Grill, South 6th Street, Minneapolis, MN, USA 2 years ago • details 277 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Chills, Headache Suspected source: Not sure Onset: 4 to 12 hours Duration: 4 to 12 hours Sick: Me