Step 1.
- In a large punch bowl, combine 1 cup of elderflower liqueur, 2 cups of gin, and 2 cups of fresh lemon juice.
Step 2.
- Add 4 cups of tonic water and 4 cups of chilled sparkling wine to the mixture.
Step 3.
- Stir gently to combine all the ingredients without losing the fizz.
Step 4.
- Fill cups with ice and pour the punch over the ice in each cup.
Step 5.
- Garnish each cup with fresh mint leaves and a slice of lemon.