Take one Rosemary sprig and crush and mash it a bit with your fingers.
Rub the sprig firmly all around the rim of each glass.
Fill a 16 oz glass 3/4 of the way with crushed ice.
Add in 2-4 oz of vodka (based on your preference)
Add in 4-5 oz of Stirrings Blood Orange Mixer
Add in a splash or two of club soda.
Stir, garnish with a fresh Rosemary sprig and serve.