1⁄2 cup fresh lemon juice
1 cup simple syrup, or to taste
For the simple syrup:
Place 1 cup sugar and 1 cup water in a small saucepan. Heat until sugar is dissolved. Set aside to cool.
For the tea:
Rinse mint and take off of stems. Bring water to a boil. Add mint and turn off burner. Let steep for 30 minutes. Strain tea with a sieve. Stir lemon juice and simple syrup into mint tea. Chill 1 hour and then pour over ice to serve. Garnish with mint leaves or lemon slices.