Butter a 12x9 cake pan well. Set aside. In large bowl add cream, chips and German chocolate.
In a medium sauce pan add sugar and milk. Stirring, bring to a boil and boil for 6 minutes (no more) and keep stirring. When done add to the cream and chocolate mix and stir quickly make sure it is mixed well.
Then pour into buttered pan. Refrigerate then cut and serve.