Ingredients

1 oz Appleton Estate Extra rum

1 oz simple syrup

2 dashes Fee Bros. whiskey-barrel-aged bitters

1 pinch mixed spice

4 oz Guinness stout

grated nutmeg

1 tsp butter

Preparation

Combine all ingredients, except nutmeg and butter, in saucepan, and gently heat. Pour into an Irish coffee glass. Top with grated nutmeg, add butter, and stir well.

For mixed spice (¼ cup): Combine 1 tbsp each ground allspice, ground cinnamon, ground nutmeg; 2 tsp ground mace; and 1 tsp each ground cloves, ground coriander, and ground ginger. (Store in a jar.)