Jamie Oliver served up a refreshing bramble cocktail with gin and blackberry jam and lemon juice on Jamie: Together at Christmas.

The ingredients are: 50 ml gin, 2 teaspoons caster sugar syrup , 15 ml freshly squeezed lemon juice, 1 teaspoon blackberry jam, ice cubes, soda water and 1 blackberry , to garnish (optional).

See recipes by Jamie in his book titled: Together: Memorable Meals Made Easy available from Amazon now.