In cocktail shaker, whisk butterfly pea powder with water, maple syrup, and lemon juice.
Add ice cubes into a martini glasses, slowly pour in the tea from the shaker. Top with sparkling waterSip. Smile. Enjoy.
Notes
For the colored ice cubes: Simply mix water with powdered petals of the blue pea flower to obtain the desired color. Add a few lemon juice drops to get the purple color. Pour into the ice tray and freeze.