Stir in mixing glass with ice & strain
1 oz bourbon (3 cl, 1/4 gills)
1 oz dry vermouth (3 cl, 1/4 gills)
1/4 oz blackberry flavored brandy (6 dashes, 1/16 gills)
1/4 oz fresh lemon juice (6 dashes, 1/16 gills)
1 dash aromatic bitters
Add lemon twist
Serve in a cocktail glass (4.5 oz)
