Ingredients
1 tablespoon Galliano
1 tablespoon fresh lemon juice
1 tablespoon orange-flavored liqueur, such as Cointreau
1/2 cup club soda
1/2 teaspoon chopped fresh lemon balm or lemon verbena (optional), plus leaves for garnish
1 lemon slice, for garnish
Preparation
Fill a tumbler with ice. Pour all ingredients into tumbler, and stir until combined. Garnish with lemon-balm leaves, if desired, and the lemon slice.