Food Safety Report: Frittenwerk Mannheim, Planken, Mannheim, Germany 1 week ago • details 12 Suspected food poisoning. Symptoms: Diarrhoea, nausea, cramps, chills, headache Suspected source: French fries with guacamole, sour cream and cheese sauce Onset: 4 to 12 hours Duration: 12 to 24 hours… See more