Russian spring punch

Ingredients
- 50 ml champagne
- 25 ml lemon juice
- 25 ml vodka
- 15 ml crème de cassis
- 10 ml simple syrup
Total: ml
Recipe
- Pour the vodka, the crème de cassis, the lemon juice and the simple syrup into cocktail shaker
- Shake with ice
- Double strain into a chilled Sling glass
- Top with the champagne
Garnish
- Add 2 blackberries on top

