Isaac is succulent full bodied cocktail at 1.1 standard drinks. Built with 30ml redcurrant liqueur norfolk and 15ml gin navy strength canna co with 45ml tonic water as well as 100ml ice and served for or with tiffins. Just place ice into glass then add red currant liqueur to glass over ice and pour in tonic water. Sprinkle strong gin on top and served in a old fashioned glass cold.