01 - 
                Break the baked chocolate cake into crumbs in a medium bowl.
              
              
              
                02 - 
                Pour in the rum and condensed milk. Stir it all together until you get a dough you can roll.
              
              
              
                03 - 
                Shape the dough into 1-inch balls, then roll them in the chocolate sprinkles so they're coated.
              
              
              
                04 - 
                Put the balls on a baking sheet covered with parchment paper. Freeze them individually, then move them to a container with a lid.