Classic Grapefruit - Rosemary

INGREDIENTS (1 serve)
5 cl Grapefruit - Rosemary
10 cl sparkling water
ice cubes
(dried) grapefruit
rosemary
INSTRUCTIONS
Fill a glass with ice cubes
Add N'SANE and sparkling water
Garnish with a grapefruit slice and a sprig of rosemary
Stir and let's get N'SANE!