Ingredients:
5 c chocolate milk; 4 c eggnog; 1 cup heavy whipping cream, divided; 2 tbsp instant coffee granules; 2-1/2 tsp vanilla extract.

Method:
In a large saucepan, combine the chocolate milk, eggnog, 1/2 cup cream, and coffee granules; heat through. Remove from the heat; stir in vanilla. In a small mixing bowl, beat the remaining cream until stiff peaks form. Garnish eggnog with the whipped cream.