Courtesy Of: Peggy
Mix water and cornstarch and cocoa until smooth
Stir in condensed milk and egg yolks
Cook until thick in saucepan or microwave
Stir in 2 tablespoons butter, then add the vanilla extract
Cool slightly (stirring occasionally)
Pour into baked pie shell and chill
If you are adding a meringue, preheat oven to 400°, top with meringue and brown.
Or you may top with whipped cream after chilling pie
6 servings