Tenzing Coupe Cocktail: The Rude Boy by Max Wolod.

1 oz Yoho Brewing Tokyo Black Porter
1 oz goat's milk
3/4 oz Blackwell Rum
3/4oz Luxardo Amaro Albano
3/4oz Luxardo Amaretto di Saschira
3/4oz Luxardo Angioletto
1 Luxardo cherry (garnish)

Shake all ingredients vigorously with good/dense ice in a shaker.
Strain over crushed ice in a cool Collins-ish glass.
Garnish with a cherry.
Drink before foam dies.
Drink another.