Mcduff Recipe 01Apr201701Apr2009 Ingredients 1 1/2 oz Scotch whisky1/2 oz triple sec2 dashes bitters Combine the scotch, triple sec and bitters in a mixing glass half-filled with ice cubes. Stir well, and strain into a cocktail glass. Garnish with an orange slice. Spread the love Related posts: After Eighteen Recipe Applejack Sour Recipe Bite Of The Iguana Recipe Stanley Cocktail Recipe