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1
Chocolate Cookie Crust: Crumble oreos and mix with melted butter.
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Press evenly into bottom on greased 9 inches cheesecake pan.
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Set aside.
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Have all filling ingred at room temperature and preheat oven to 350.
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In large bowl, beat 32 oz cream cheese, 3/4 cup sugar and cornstarch with an electric mixer until smooth.
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Add eggs one at a time, beating well after each addition.
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Stir in 3/4 cup sour cream and 2 tbsp vanilla.
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Melt white chocolate; stir in 1 tbsp vanilla and continue stirring until smooth.
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Pour 1/3 of batter into white chocolate mixture, stirring until evenly mixed.
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Set mixture aside.
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Melt semi-sweet chocolate and stir 1/4 cup sour cream and 2 tbsp sugar into this mixture and continue stirring until smooth.
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Stir semi-sweet chocolate mixture into remaining batter in original mixing bowl.
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Using the beater, mix until well blended.
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Pour half of semisweet batter in crust.
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15
Using the back of a spoon to spread evenly over crust.
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Pour white chocolate batter over semisweet layer, creating a second layer.
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As with previous layer, spread evenly.
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Pour the rest of the semisweet batter over the previous layer and spread evenly.
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Bake at 350 for 15 minute Reduce heat to 200 and bake 2 hrs or until center no longer looks shiny or wet.
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Remove from oven and run knife around inside edge of pan.
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Turn oven off and return cake to over for additional 2 hours Chill overnight.
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22
To Make Double Chocolate Frosting:
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In a medium bowl, beat 8 oz cream cheese and 1 cup powdered sugar with an electric mixer until smooth.
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In a one-quart bowl, melt 4 oz white chocolate.
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After melting, stir in 2 tsp vanilla.
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Set aside.
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27
In a second one-quart bowl, melt 4 oz semisweet chocolate.
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After melting, stir in 2 tbsp powdered sugar.
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Divide cream cheese and powdered sugar evenly between two mixtures, mixing each thoroughly.
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30
Spread dark chocolate over top of chilled cake.
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Spread white chocolate over dark chocolate, creating a design on top.
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Keep chilled.