Double Chocolate Layer Cheesecake
["2 (8 oz.) pkg. cream cheese, softened", "1/2 c. sugar", "1/2 tsp. vanilla", "2 eggs", "3 sq. Baker's semi-sweet chocolate, melted and slightly cooled", "1 chocolate crumb crust (6 oz. or 9-inch)"]
["Mix cream cheese, sugar and vanilla with mixer on medium speed until blended. Add eggs; mix. Stir the melted chocolate into 1 cup of the batter. Pour chocolate batter into the crust. Top with the plain batter. Bake at 350\u00b0 for 40 minutes or until center is set. Cool. Refrigerate 3 hours or overnight. Makes 8 servings."]
["cream cheese", "sugar", "vanilla", "eggs", "chocolate", "chocolate"]