Step 1.
- Chill a champagne flute in the freezer.
Step 2.
- In a cocktail shaker, combine 2 oz of tequila, 1 oz of fresh lemon juice, and 1 oz of simple syrup.
Step 3.
- Fill the shaker with ice and shake well for about 15 seconds.
Step 4.
- Strain the mixture into the chilled champagne flute.
Step 5.
- Top with 3 oz of sparkling wine.
Step 6.
- Garnish with a lemon twist. Serve immediately.