In a large mason jar or bowl, add sugar, hot water, lemon juice, and stir to combine.

Add in raspberries and 3 basil leaves.

Using a muddler, crush raspberries and basil leaves into drink and stir until well incorporated.

Fill two large glasses with soda water or champagne.

Using a cocktail strainer, divide the raspberry mixture evenly into both glasses.

Top drinks with a couple of raspberries and basil leaves.