Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   1 1/2  cups          chocolate wafer cookies -- crumbled
   3      tablespoons   butter -- melted
  24      ounces        cream cheese -- softened
     1/2  cup           sugar
   1      teaspoon      vanilla
   3                    eggs
     1/2  pound         white chocolate -- melted
   1      cup           heavy cream
   2      tablespoons   butter
   2      tablespoons   granulated sugar
  12      ounces        semisweet chocolate -- broken into small
                        pi

Preparation:

Heat oven to 350F. Mix crumbs and butter and press onto bottom of 9-inch springform pan. Bake for 10 minutes. Beat cream cheese, sugar, and vanilla until well blended. Add eggs, one at a time, mixing well after each addition. Blend in melted white chocolate and pour over crust. Bake 40 minutes, turn off oven and let cake cool inside the oven as it cools down. Loosen cake from rim of pan and cool completely. Chill for at least 4 hours. Remove rim. Heat heavy cream, butter, and sugar in a heavy saucepan over medium-high heat. Stir to disolve sugar crystals and then bring to a boil. Put choclate pieces into a stainless steel bowl and pour boiling cream mixute over it and let stand for a few minutes. Stir until smooth and cool. Cover the sides and top of cheesecake with the ganache, smooth, and chill at least 2 hours to set.