B-53
B-53: Kahlúa, Sambuca and Grand Marnier. Served in a collins glass.

The Spec
Method
Layer the Kahlua, Sambucca and Grand Marnier into a shot glas in that order. Better than B-52.
Served in a collins glass.
Spec held as sourced — TheCocktailDB. The house never guesses a drink.
What to pour
Bottles in the cellar for each line of the B-53 spec:
- Kahlúa — Kahlúa
- Sambuca — Molinari Sambuca Extra
- Grand Marnier — Grand Marnier
Drinks that share this spec
Shares Grand Marnier and Kahlúa with B-52. If your shelf makes B-53, it is already most of the way to these: