King Charles’s new product was unveiled just hours after rumours about the newest addition to Meghan Markle’s luxury brand started circulating online. The King has just launched his Highgrove Royal Estate Honey, costing £25 a jar and weighing 350g. Produced by royal bees on the monarch’s private estate, the “beautifully delicate” honey “makes a fantastic gift for food lovers with its distinctive lime flavour”. The announcement came just hours before rumours swirled online about the latest addition to Meghan’s luxury brand – her own rosé wine. The Duchess of Sussex has already teased pots of ja…