Elegant Bread Pudding

Ingredients

• 10 cups cubed croissants or French bread
• 1/2 cup raisins
• 8 large eggs
• 2 cups half-and-half cream
• 1 cup packed brown sugar
• 1 teaspoon ground cinnamon
• 1 teaspoon ground nutmeg
• 1 teaspoon grated orange zest
• 1 cup packed brown sugar
• 1/2 cup butter
• 1/2 cup heavy whipping cream
• 1 teaspoon vanilla extract
• Whipped cream, optional