This papes reports an outbreak of gastro-enteritis that occurred in 52 cases after a meai in a local restaurant. The clinical picture was characterised by sudden onset of diarrhea, cramps, nausea and fever (37.5 - 39°C). All cases were mild with in general a oneday duration. An epidemiological investigation was carried out based on attack rates that revealed roost boef as the source of the infection. The incubation period varied between 0.5 - 24.0 hours, with a median of 10.4 hours. The infectious agent was not determined because the remaining food had not been available for laboratory examination and patients were already in convalescence phase at the time of the investigation. There are evidences of a clinical and epidemiological picture resembling the foodborne outbreaks caused by Clostridium perfringens.