Hot Buttered Coffee

1 teaspoon unsalted butter
1 teaspoon brown sugar
5-6 ounces freshly brewed Jamaican coffee, steaming
1 whole clove
1 tablespoon dark rum
1/8 teaspoon grated nutmeg

Put butter in an Irish coffee glass or mug, then pour in the steaming coffee.

Add brown sugar and stir until dissolved.

Add clove and rum. Dust with nutmeg.