1 Cut the plums into quarters and discard the stones.
2 Muddle the plums in a cocktail shaker.
3 To make thyme syrup add dissolve the white sugar in the hot water. Once dissolved add the thyme sprigs. Allow the mix to cool, and then strain before storing in the fridge until needed.
4 Add 25ml of thyme syrup and ice to the cocktail shaker.
5 Add the remaining lemon juice and shake hard.
6 Strain into a rocks glass filled with cubed ice and top with Prosecco.
Recipe courtesy of Aldi