Food Safety Report: Nando's Nantgarw, Heol Crochendy, Cardiff, UK 1 year ago • details 9 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Stomach Pain, Chills Suspected source: Nandos Onset: 4 to 12 hours Duration: 12 to 24 hours Sick: 2 people