Cocktail Boothby's American Bar-Tender by Wm. T. Boothby (1891, p.31)
| lemon juice — Inherited from the hot whiskey punch base. | acid | |
| Islay Scotch whisky — old Islay whiskey | base | |
| water — boiling water | dilution | |
| 1 cube | sugar | sweetener |
- Make the same as a hot whiskey punch, substituting old Islay whisky for bourbon whiskey.
- Serve hot with citrus and spice as in the base punch.
Garnish: Lemon slice
This is a strong named Scotch checkpoint because it captures regional whisky identity inside an existing hot-punch grammar.
The service is inherited from the hot whiskey punch; the identity shift comes from the specific whisky style.