Directions
- In a medium saucepan whisk together the milk, egg yolks, Kahlua, brown sugar, cocoa powder, salt and cornstarch.
- Cook the mixture over medium heat whisking constantly until the mixture thickens.
- Remove from the heat and stir in the butter and vanilla and serve in mugs while warm.
- Garnish each mug with two toasted marshmallows and graham cracker half.
Notes
This recipe is very decadent - more like a dessert than a drink!