The lightly encrusted cinnamon sugar rim of this cocktail will remind you of the intoxicating aroma of a pie coming out of the oven. It’s a perfect match for the sweet/tart cocktail.
12 oz. rhubarb (about 5 stalks), cubed
¾ cup granulated sugar
8 oz. vodka
Ice cubes
16 oz sparkling water1 lemon wedge
¼ cup granulated sugar
a pinch of ground cinnamon