With a simple dash of olive brine, you create a flavorful twist to a noted classic. Dirty Martinis are usually ordered by those who have had more than one night’s experience with a standard Martini.Don’t be surprised if the customer who orders one is particular about the flavor. A good martini is appreciated and a poor one is usually noted to the bartender. Practice serving these to someone who knows a good Martini to refine your skills.