Rum takes over from Scotch as the base spirit in this riff on a Rusty Nail, but peated single malt adds interest and keeps it a true Nail (a cocktail with...
A sweet, enjoyable drink. I feel the rum stands apart perhaps a bit too much, but every few sips the smokey Islay whiskey shines through to offer a pleasant counterpoint to the Rum and Drambuie sweetness.
I'm curious which rum & Islay you used. I used Bacardi 8 year & Lagavulin 16 year and it was basically a smokey, sweet drink (in a good way), with the smoke very present in every sip.