Food Safety Report: Oassis Natural Cooking - Jardinets de Gràcia, Passeig de Gràcia, Barcelona, Spain 6 months ago • details 15 Suspected food poisoning. Symptoms: Diarrhea, Vomiting, Stomach Pain, Cramps Suspected source: sangria Suspected source: sangria and salad, burrata Onset: 12 to 24 hours Duration: Several days Sick: Me