Noodle Kugel, Mascarpone And Citrus

Ingredients

• 1 (12-oz.) package medium egg noodles
• 8 tablespoons (1 stick) unsalted butter, cut into 8 pieces and softened
• 5 large eggs
• 3/4 cup granulated sugar
• 24 oz. sour cream (2-1/2 cups)
• 8 oz. Mascarpone cheese (comes in small tubs)
• 1 tsp. vanilla extract
• Grated zest of 1 orange
• Grated zest of 1/2 lemon
• 1-1/4 cups crushed cornflakes
• 2 tablespoons light brown sugar
• 1 tsp. ground cinnamon
• 1/4 tsp. freshly grated nutmeg
• 8 tablespoons butter (1 stick), melted