Gravel Gertie is energizing above average cocktail at 1 standard drinks. Built with 30ml vodka and 20ml clam juice with 30ml tomato juice as well as 10ml tabasco pepper sauce including 100ml ice and served for or with tiffins. Just fill glass with crushed ice then drizzle in tabasco pepper sauce and add shot of vodka. Pour in clam juice and top with tomato juice and sprinkle a little black pepper on top and served in a old fashioned glass cold.