Ingredients

2 cherry plums, halved and pitted, or 1/2 small black plum, cut into wedges, plus 1 whole plum (or more wedges) for serving 

2 teaspoons sugar 

1 ounce gin 

1 ounce Aperol 

1/4 cup seltzer or water 

Orange-peel twists, for serving 

Preparation

Using a muddling tool or wooden spoon, crush plums and sugar in an 8-ounce glass. Stir in gin and Aperol until sugar is dissolved. Fill with ice; stir in seltzer. Add orange twists and whole plum; serve.