Own-label wine has quietly become one of the most interesting parts of the UK supermarket aisle. It no longer simply means a cheap bottle with a supermarket logo on the front. In 2026 it can mean Tesco Finest Champagne, Sainsbury’s Taste the Difference Discovery small parcels, Waitrose Loved & Found treasures, Co-op Fairtrade Irresistible bottles, Morrisons The Best producer collaborations, Lidl Wine Tour discoveries, Aldi Specially Selected bargains or Asda’s new Exceptional tier. The best examples are not trying to imitate branded wine so much as to solve the supermarket wine problem: how to deliver recognisable style, reliable quality and…