Good-Cooking - Chocolate Turtle Cheesecake

Ingredients

• 2 cups vanilla wafer crumbs
• 6 tablespoons margarine, melted
• 1 (14 ounce) bag caramels
• 1 (5 ounce) can evaporated milk
• 1 cup chopped pecans, toasted
• 16 ounces cream cheese, softened
• 1/2 cup granulated sugar
• 1 teaspoon vanilla extract
• 2 eggs
• 1/2 cup semisweet chocolate chips, melted