1 Sugar Cube
3 dashes bitters, Angostura is great and readily available
2...ish ounces Bourbon
Orange peel, optiona
Then add a smokey flavor with a Cocktail Smoker
Muddle the sugar cube and bitters with a little water at the bottom of a chilled glass. (If using simple syrup, combine bitters and one bar spoon of syrup.) Add bourbon. Stir.