In a 2 cup microwave safe glass mix 1/4 cup boiling water, 2 tbsp sugar, and 2 tbsp cocoa.

When the mixture has reached the consistency of chocolate syrup add 1 1/2 cups milk and 1 tsp vanilla.

Depending on the temperature of your drink you may need to heat in the microwave for about 30 seconds.

Top with whipped cream of mini marshmallows.