OpenTransit is piquant above average cocktail at 1 standard drinks. Built with 30ml grapefruit liqueur briottet and 15ml vodka ciroc with 15ml grapefruit juice as well as 30ml soda water including 100ml ice and best with morning tea snacks. Just place ice into glass then pour in grapefruit liqueur and add vodka. Pour in soda water and splash grapefriot juice on top and garnish with grapefruit and served in a old fashioned glass cold.