How bagged salads can increase salmonella risk

The juices from bagged chopped salad leaves can increase the risk of salmonella, a pathogen that’s one of the most common causes of food poisoning, say the authors of a new study.
Researchers from the University of Leicester, in England, wanted to understand why bagged leafy greens are sometimes at the root of food poisoning outbreaks, so they analyzed the juices from various greens, including lettuce, spinach and arugula (known as rocket in the UK). They smashed the leaves with a mortar a