09 Jan 2024 --- Sainsbury’s, the UK’s second-largest supermarket chain, plans to replace plastic mushroom punnets with cardboard alternatives. The change is claimed to be the largest single reduction of plastic use in the retailer’s history.By the end of the month, all 13 of Sainsbury’s own-brand mushroom varieties, including popular choices like whole baby button, closed cup, organic and chestnut mushrooms, will feature the new cardboard packaging, potentially eliminating over 775 metric tons of plastic annually, equating to more than 52 million pieces of plastic.