Champagne Cocktail

Name: Champagne Cocktail
Ingredients: 1 Sugar cube; 2-3 dashes Angostura Bitters; 4 oz Champagne; 0.5 oz Cognac (optional)

built·Flute

1Sugar cube

2-3 dashesAngostura Bitters

4 ozChampagne

0.5 ozCognac (optional)

Garnish: Lemon twist