KING Charles is flogging his own-brand booze to tourists after unveiling a pop-up gin bar at Sandringham.
His Majesty is a fan of the spirit — a key ingredient in a Singapore sling cocktail.
But the bar offers only £6.50 gin and tonics made using produce grown on his Norfolk estate.
Guests can opt for raspberry and apple flavour or “Celebration Gin” — both served in a glass branded with the estate’s name.
The first, said to be “full-bodied” in a notice on the bar, is made by steeping the fruit in …