Citrusy Cranberry French Toast Casserole

Ingredients

• 1 tablespoon fresh orange zest
• plain yogurt, for serving
• 1 whole loaf bakery-style bread, cut into 1-inch cubes
• 1 cup fresh cranberries, divided
• 1/2 teaspoon ground cinnamon
• 1 cup light brown sugar
• 1 teaspoon pure vanilla extract
• 1/2 teaspoon orange extract
• powdered sugar, for serving
• 2 cups whole milk
• 1/4 cup unsalted butter, melted
• 6 large eggs, lightly beaten