|1 1/2 fl oz||Bourbon whiskey|
|1 fl oz||Straight bottled-in-bond rye whiskey|
|1/3 fl oz||Demerara / dark Muscovado sugar syrup (2 sugar to 1 water)|
|9 drop||Bob's Abbotts Bitters|
Difford's Guide remains free-to-use thanks to the support of the brands in green above.
Achieving the right dilution and a good chill are essential to the enjoyment of this sublime classic.