date:Apr 28, 2023
Interviews of 42 cases and traceback investigation pointed to ready-to-eat salads with fresh cabbage as the cause. In total, 27 of 42 cases reported having salad with fresh cabbage and 20 of them used the same grocery chain. While salads had different vegetables, imported spring onions were the only common ingredient. Environmental investigations failed to recover outbreak strains.
The Danish Veterinary and Food Administration (Fdevarestyrelsen) found that spring onions were imported pre-proces