Step 1

Spread the sugar out in a shallow bowl. Dip a cocktail glass in water and then dip the glass in the sugar to coat the rim.

Step 2

Pour the orange liqueur and cranberry juice into a cocktail shaker with a handful of ice cubes and shake well. Strain the cocktail into the glass and top up with the Prosecco.

Step 3

Decorate with the cranberries and rosemary sprig and serve.