# Step-by-Step Directions:
01 - Bring 2 cups of water to a boil in a saucepan. Remove from heat, add dried butterfly pea flowers, and steep for 5 minutes, allowing the liquid to turn deep blue. Strain and set aside to cool.
02 - In a pitcher, mix freshly squeezed lemon juice and granulated sugar. Stir thoroughly until the sugar is fully dissolved.
03 - Pour 2 cups of cold water into the lemon mixture and stir to blend.
04 - Add several ice cubes and lemon slices to each glass.
05 - Distribute the cooled butterfly pea flower infusion evenly among the glasses.
06 - Carefully pour the lemonade into each glass over the blue infusion. Observe as the color shifts from blue to purple or pink.
07 - Gently stir to combine. Serve immediately.