A limited release of a Special Reserve' Stone's Ginger Wine is being tested in selected Sainsbury's outlets. The Special Reserve has a richer ginger flavour and a higher abv of 18%. A Matthew Clark spokesman said the parent brand has a 53% value share of the ginger wine market and volume sales are 6% up on last year. The Special Reserve will retail at £5.79 ­ a £1 premium above the main brand. {{DRINKS }}