Pour equal parts water and sugar in a saucepan. Heat to just before boiling.
Remove from heat as soon as it begins to boil. Add lavender flowers and Earl Grey tea leaves.
Infuse 10 minutes or until cooled.
Strain the syrup into a pitcher.
Pour the lemon juice into a serving pitcher. Add the water and the simple syrup. Stir.
Pour into serving glass. Garnish with a few lemon slices and this incredibly refreshing beverage is ready to go.
You'll need 4 to 5 medium-sized lemons to make 6-ounces of juice.
Gently heat the sugar and water while stirring to dissolve the sugar. Promptly remove from the heat once all the sugar is dissolved. Don't let the syrup boil. The water will evaporate changing the ratio of water to sugar.