Bittersweet Chocolate Cheesecake with White Truffle Sauce

Cheesecake
2	packages (8 oz each) cream cheese, softened
1	teaspoon vanilla
2/3	cup sugar
1	tablespoon Gold Medal® all-purpose flour
3	eggs
8	oz bittersweet baking chocolate, melted, cooled
	Fresh raspberries or strawberries, if desired
White Truffle Sauce
1	package (6 oz) white chocolate baking bars, chopped
2	tablespoons butter or margarine
1/2	cup whipping cream

1.	Heat oven to 275°F. Lightly grease bottom and side of 9-inch springform pan. In medium bowl, beat cream cheese and vanilla with electric mixer on medium speed until smooth. Gradually add sugar, beating until fluffy. Beat in flour. Beat in eggs, one at a time. Beat in chocolate. Pour into pan.
2.	Bake about 1 hour 15 minutes or until center is set. (Do not insert a knife because the hole could cause cheesecake to crack.) Cool at room temperature 15 minutes.
3.	Run knife around side of pan to loosen cheesecake. Cover and refrigerate about 3 hours or until chilled.
4.	In 2-quart saucepan, melt white chocolate and butter over low heat, stirring constantly (mixture will be thick and grainy); remove from heat. Stir in whipping cream until smooth. Cover and refrigerate about 2 hours or until chilled.
5.	Run knife around side of pan to loosen cheesecake; remove side of pan. Let cheesecake stand at room temperature 15 minutes before cutting. Serve cheesecake with sauce and berries. Store in refrigerator.