01 - Bring 2 cups of water to a boil in a kettle or saucepan.
02 - Pour the boiling water over tea bags in a heatproof pitcher or mug. Let steep for 3 to 5 minutes, adjusting for desired strength.
03 - Discard the tea bags after steeping is complete.
04 - Stir in freshly squeezed lemon juice and sweetener if using, until fully dissolved.
05 - For iced tea, let the mixture cool slightly, then pour over ice cubes. Garnish with lemon slices and fresh mint leaves as desired. Serve immediately.