Graham Cracker Crust:

• 1 1/2 cups crushed graham cracker crumbs
• 1/4 cup white sugar
• 1 egg yolk
• 1/4 teaspoon vanilla flavoring
• 6 tablespoons melted butter

Cheesecake Layer:

• 2 cups softened cream cheese (16 ounces)
• 1 cup sour cream
• 2 tablespoons cornflour
• 1 cup white sugar
• 1/2 teaspoon vanilla
• Seeds from a vanilla bean or 1 tablespoon vanilla bean paste

White Chocolate Mousse:

• 1 cup whipping cream
• 1/4 teaspoon vanilla flavoring
• 2 tablespoons confectioners’ sugar
• 1/2 cup softened cream cheese (4 ounces)
• 4 ounces melted white chocolate baking squares
• 1 cup whipping cream
• 1 tablespoon confectioners’ sugar
• Seeds from a vanilla bean or 1-2 teaspoons vanilla bean paste