Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
                        FOR THE CRUST:
   2      cups          Graham cracker crumbs
   6      tablespoons   sugar
   6      tablespoons   butter or margarine -- melted
                        FOR THE FILLING:
   4                    eggs
   1      cup           sugar
  32      ounces        cream cheese
   1      teaspoon      vanilla
  12      ounces        chocolate chips

Preparation:

FOR THE CRUST: Preheat oven to 450F. Combine ingredients and press into bottom of 9" Springform pan. FOR THE FILLING: Cream the cheese with sugar, mixing at medium speed until well blended. Add Eggs one at a time, mixing well after each addition. Blend in Chocolate chips and vanilla. Pour over crust. Bake at 450F for 10 minutes. Reduce oven temp to 250F and continue baking for 45-50 minutes. Cool before removing rim of pan. Chill before serving.