2 teaspoons packed brown sugar
1 tablespoon unsalted butter, softened
1 splash pure vanilla extract
1 dash cinnamon
1 dash ground nutmeg
1  dash allspice ground 

2 ounces dark rum
4 ounces hot water
Cinnamon stick, for garnish

Directions

Mix the spices and butter, and sugar together to make a paste - Add 1 Tbsp to the rum and hot water. Cinnamon sticks are optional.

Yummy.