Dewey D

2 oz Old Overholt Rye Whiskey
¾ oz Lustau East India Sherry
½ oz Aperol
2 dashes Angostura bitters

Stir with ice and strain into chilled coupe. Garnish with an orange twist.

Similar
Ken Burns Effect (+maraschino liqueur; -Aperol), Old Fashioned (+syrup; -sherry, Aperol), Reverse Manhattan (+sweet vermouth; -sherry, Aperol)
Credit
The PDT Cocktail Book; Don Lee