Grab 2-gallon baggies. Put 1/2 cup of hot chocolate mix in one and 1/2 cup of marshmallows as well.
In the other bag add 1/4 cup of powdered sugar and 1/2 cup of marshmallows.
Put the cereal and golden Grahams in different bowls.
Melt the candy melts in the microwave according to the directions on the package. Once melted, pour over the golden graham and stir. Pour that mixture into the powdered sugar bad. Pour in the rest of the powdered sugar and shake.
Melt the candy melts in the microwave according to the directions on the package. Once melted, pour over the cereal and stir. Pour into the bag with hot chocolate and add in the rest of the hot chocolate and shake.
Once coated, pour out onto the baking sheet and let dry.