1 oz Strega
3⁄4 oz Plum eau-de-vie, Clear Creek (Mirabelle)
1⁄2 oz Lemon juice
3 ds Peychaud's Bitters
3 oz Prosecco
Instructions
Shake booze and juice, double-strain into flute. Top w Prosecco and float bitters on top. Garnish with grapefruit swath