- Fresh lemon juice
- Sugar syrup*
- Club soda
- Lemon slices
Combine 1 part lemon juice with 1 part sugar syrup* in a tall glass filled with ice. Top off with 3-4 ounces club soda. Garnish with lemon slices.
* Sugar syrup. Dissolve 2 parts sugar in 1 part boiling water. Let cool.