Crust:
Combine chocolate wafer crumbs and melted butter. Press
into the bottom of a 9" springform pan.
Bake
at 350 degrees F. for 10 minutes.
Filling:
In a heavy saucepan, combine caramels and evaporated
milk. Heat over low heat, stirring frequently, until
melted and smooth. Pour over crust. Top with pecans.
In
a large mixer bowl, beat cream cheese with sugar and
vanilla until light. Add eggs one at a time, while beating.
Stir in melted chocolate.
Pour
over pecans in crust. Bake at 350 degrees F. for 40
minutes. Remove and let cool completely. Refrigerate
at least 3 to 4 hours before serving.