Bourbon Sling is beguiling heavy cocktail at 2.6 standard drinks. Shaken with 60ml whisky the grove and 25ml lemon juice with 15ml sugar syrup as well as 190ml ice and best with an entree or small snack. Just add half the ice to shaker then pour ingredients into bar shaker over ice and quick shake to mix. Pour all into glass and fill glass with ice and garnish with the lemon twist and served in a highball glass cold.