Combine blackberry puree, lime juice, Simple Syrup, vodka and the 1st scoop of ice into a mixing glass.
Cap, then shake vigorously 20X, until chilled.
Remove cap.
Add ginger beer.
Fill a collins glass with the 2nd scoop of Ice.
Strain drink over the Ice.
Garnish with a lime wheel floating on top of the drink, as shown in the photo.