In a large saucepan, add heavy cream, butter, sugar and salt. Heat over medium high and bring to a boil, stirring constantly. Once boiling, continue to stir and boil for a full 4 minutes (a good rolling boil). Remove from heat.
To a large mixing bowl, add white chocolate morsels and marshmallow cream. Pour hot sugar mixture over this. Using an electric mixer, beat until white chocolate is melted and creamy (about 1 minute). Fold in mini marshmallows and cereal.
Pour into an 13 x9-inch baking dish that is lined with parchment paper. Sprinkle immediately with mini chocolate chips Refrigerate for 3 hours, or overnight.