Australian Black Opal is scrummy quite strong cocktail at 1 standard drinks. Built with 15ml sambuca black and 15ml curacao orange llords with 15ml whisky cream as well as 5ml curacao blue including 10ml cream and best served with farinaceous starchy dishes. Just warm glass then add orange curacao to glass and pour in sambuca to glass. Add whisky and cream and serve with mixed flavoured lamington cakes and add a few drops of blue curacao on top of cream and served in a liqueur glass at room temperature.