Food Safety Report: Dark Kitchen (Bistro & Catering), Řipská, Vinohrady, Czechia 10 months ago • details 33 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps Suspected source: A spoiled croissant. It was chocolate cream and the cream inside was sour. Onset: Less than 4 hours Duration: 12 to 24 hours