- 4 ounces dry Prosecco or other sparkling white wine
- 1 ounce crème de cassis (blackcurrant liqueur)
- Club soda
- Blackberries
- Pour 4 ounces dry Prosecco or other sparkling white wine into an ice-filled large wine or rocks glass. Add 1 ounce crème de cassis (blackcurrant liqueur) and top off with club soda. Gently stir together; garnish with blackberries.