From Karl Dornemann of Supper Southern Morsels and Gosport Tavern, Portsmouth, VA
2 ounces Rhuby rhubarb liqueur
1 ounce rose simple syrup (recipe below)
2 dashes lavender bitters
Shake all ingredients with ice and pour over crushed ice in coupe glass.
Rose Simple Syrup // Place 4–5 organic rose petals in 2-to-1 (water-to-sugar) simple syrup and store in refrigerator overnight. Strain to remove rose petals and keep refrigerated in airtight container. Will last 1 month.