Chill the glass

• Spray the inside of a martini glass with dry vermouth.
• Place the glass in the freezer to chill.

Freeze the gin

• Store the gin (or vodka) in the freezer until very cold.

Build the cocktail

• Combine the frozen gin, garlic olive brine, olive brine, Italian dressing and a dash of Italian seasoning in a shaker.
• Fill with ice.

Shake

• Shake hard until well chilled.

Strain and finish

• Strain into the chilled vermouth-sprayed glass.
• Top with a drizzle of olive oil and freshly ground black pepper.