Fill a tiki mug to the top with crushed ice
Pour 1 oz of lemon juice and 2.7 oz of apple juice into a shaker
Add 0.7 oz of gum arabic syrup and 1.7 oz of Scotch whisky
Fill the shaker with ice cubes and shake gently
Strain into the tiki mug
Fill to the top with ginger beer
Garnish with a scoop of coconut ice cream in a waffle cone, a mint spring, and cowberries