Stir all ingredients with ice: Fino sherry 60 ml · Dry vermouth 20 ml · Bianco vermouth 10 ml · Pedro Ximénez sherry 10 ml · Orange curaçao liqueur 5 ml · Boker’s bitters 1 dash · Saline solution 1 dash (opt.)
Fine strain into the chilled glass
Garnish with olives on a skewer
Tips
If you use the saline, start with a single dash and taste before adding more; it should sharpen the sherry, not make it taste salty.