Ingredients

2 packages (8 ounces each) cream cheese, softened1/2 cup sugar1/2 cup mascarpone cheese1/4 cup sour cream1 teaspoon lime juice1 teaspoon vanilla extract2 large eggs, room temperature, lightly beaten1 chocolate crumb crust (9 inches)TOPPING:1/2 cup semisweet chocolate chips1/3 cup heavy whipping cream1/2 teaspoon vanilla extractWhole or chopped hazelnuts, toasted

Preparation

Preheat oven to 350°. In a large bowl, beat cream cheese and sugar until smooth. Beat in mascarpone cheese, sour cream, lime juice and vanilla. Add eggs; beat on low speed just until blended. Pour into crust. Place on a baking sheet.

Bake 30-35 minutes or until center is almost set. Cool 1 hour on a wire rack.

Meanwhile, for topping, place chocolate chips in a small bowl. In a small saucepan, bring cream just to a boil. Pour over chips; stir with a whisk until smooth. Stir in vanilla. Cool to room temperature or until mixture thickens to a spreading consistency, stirring occasionally.

Spread chocolate mixture over pie; refrigerate overnight. Just before serving, top with hazelnuts.