2 dash(es) Angostura Bitters - (more)
1 1/2 oz. Gin - (more)
1 oz. Brandy - (more)
1/2 oz. Dry Vermouth - (more)
1/2 oz. Sweet Vermouth - (more)
Stir well with ice and strain into a cocktail glass. Garnish with a lemon twist.