# Steps:
01 - In a large pitcher, whisk together the lemon juice and granulated sugar until the sugar is fully dissolved.
02 - Stir in the cold water to combine evenly.
03 - Pour in the chilled heavy cream and whisk until the mixture is smooth and creamy.
04 - Taste and add more sugar if a sweeter flavor is desired, stirring until dissolved.
05 - Fill glasses with ice cubes and pour the creamy lemonade over the ice.
06 - Add lemon slices and fresh mint leaves as garnish if desired, then serve immediately.