Trial by Sour Instructions 1 add all ingredients to shaker, dry shake. 2 add ice shake again. 3 double strain into coupe glass. Ingredients 2 oz Luscious Blue Plum 1 oz Rosemary syrup 1.5 oz lime .5 oz St-Germain liqueur 4 dashes black currant bitters .5 oz amaretto vegan foamer / egg whites