Peach, Strawberry & Basil Summer Sangria

1 bottle chilled Cava or Prosecco
4 oz Cointreau
1 cup sliced strawberries
1-2 peaches sliced
1 cup (250ml) chilled sparkling water
A few sprigs of basil leaves
Ice

Pour your sparkling wine into a pitcher, add your Cointreau, fruit and basil. Just before serving add sparkling water, stir and add ice as needed.