Champagne Cocktails

Serves 8

¼ cup lime (or lemon) juice

¼ cup pink grapefruit juice

1 tbsp Cointreau

750ml bottle champagne

Put 2 tsp lime juice, 2 tsp grapefruit juice and ½ tsp Cointreau into each champagne flute. Fill flutes with champagne. 
Serve immediately.