Around 250 people have reported symptoms such as diarrhoea and stomach cramps, after attending a food festival in Newcastle.
Eight cases of salmonella have been confirmed following the Street Spice event. It took place between 28 February and 2 March.
Investigations are continuing and the results of more tests are expected next week.
One of the event organisers told Helen Ford he is heartbroken and says hygiene was a top priority. Bob Arora believes his team had 'ticked all the boxes'.
Watch Helen's full report here: