For infusion: 1/2 pint of fresh Blackberries and 2-3 sprigs of fresh Rosemary. Add 350ml vodka and let sit for 2 weeks shaking once daily. Strain and enjoy!
Add all ingredients to shaker minus Ginger Beer and top with ice. Shake and strain into highball glass. Top with Ginger Beer. Garnish with Rosemary and Lime. Cheers!