Mix crushed oreo cookies and melted butter. Press into 9X 13 pan. freeze
spread softened ice cream over the crumb layer and freeze.
Melt 1/2 cup butter with the german choc. Stir in sugar, salt, evap milk Bring to a boil. Boil for one minute. Remove from heat and add vanilla. Let cool COMPLETELY, then spread over the ice cream layer. Freeze. add a layer of cool whip and freeze.