1 oz of Irish whiskey (or whiskey)
coffee
heavy cream
brown sugar (or sugar)
Fill glass with hot water to pre-heat then empty. Pour piping hot coffee into warmed glass until it is about 3/4 full. Add 1 tablespoon brown sugar and stir until completely dissolved. Blend in Irish Whiskey. Top with a collar of slightly whipped heavy cream by pouring gently over a spoon. Enjoy while piping hot.