Posted on September 10, 2020 by Chocolate Covered Weekly How are Klondike ice cream bars made? Hot chocolate is poured directly on the vanilla ice cream square, then immediately put in a freezer for 30 seconds so the chocolate can set. Post navigationPrevious post: Just one chocolate chip provides enough food energy for an adult to walk 150 feet.Next post: Dried cacao beans must contain less than 7 to 8 percent moisture in order to prevent the growth of mold during storage.