This popular Italian cocktail is one part gin and one part vermouth rosso.
1 oz Tanqueray Gin
1 oz Campari
1 oz Dolin Rouge Vermouth
Garnish: Orange Twist
Add all ingredients to a mixing glass. Add enough ice to fill the glass and stir for about one minute, or until well chilled. Strain into a rocks glass and add ice. Express oil from an orange twist and garnish.