heavy cream This ingredient shopping module is created and maintained by a third party, and imported onto this page. You may be able to find more information about this and similar content on their web site. Directions In large bowl, combine chocolate, marshmallows and 1/2 cup heavy cream. Microwave on High 2 minutes; stir until marshmallows are melted and mixture is smooth (if not melted after 2 minutes, microwave in 15-second intervals, stirring in between). Let cool to room temp, about 45 minutes. Once mixture is cool, whip remaining cream in bowl until soft peaks form; transfer 1/2 cup to small bowl for topping. Refrigerate.