5 Mint Leaves Chopped - (more) 2 oz. Champagne - (more) 1 1/2 oz. El Diamante del Cielo Blanco Tequila - (more) 1 oz. Blue Curacao - (more) 1 oz. Lime Juice - (more) 1/2 oz. Grand Marnier - (more) 1/2 oz. Simple Syrup - (more)
Add first four ingredients in a cocktail shaker filled with ice. Shake well. Pour into champagne flute and top with champagne.
El Diamante del Cielo