Who needs eggnog when you have this hot buttered rum that's just as rich, delicious, and easy to make? We start by creaming together some butter, brown sugar, and an array of spices. Whether we roll it up in plastic wrap to use later or use immediately, a couple tablespoons of this blend gets dropped into a heat-resistant mug with cream, rum, and boiling water. Mix it up and you're instantly ready for the holidays. Get Chef John's Hot Buttered Rum. Chef John has more to say about this recipe: Chef John's Hot Buttered Rum Recipe Is a Very New, Old Tradition.