US: Supermarkets’ pre-prepared food boom raises safety concerns

WSJ / The Australian: Supermarkets in the US are starting to look a lot more like takeaway restaurants, but the explosion of prepared meals has brought new food safety issues that even leading chains are racing to manage.
Whole Foods Market, a trailblazer in the sale of fresh-cooked items, was recently forced to temporarily close one of its commercial kitchens producing fresh meals for stores.