Preparation
1. Preheat Oven: Preheat your oven to 350ยฐF (175ยฐC).
2. Prepare Croissants: Tear the croissants into bite-sized pieces and place them in a greased 9ร13-inch baking dish.
3. Mix Custard: In a large bowl, whisk together the eggs, milk, heavy cream, granulated sugar, vanilla extract, orange zest, and orange juice until well combined.
4. Assemble Bake: Pour the custard mixture evenly over the croissant pieces, pressing down slightly to ensure the croissants are well-soaked. If using, sprinkle the chopped pecans or walnuts on top.
5. Bake: Bake in the preheated oven for 35-40 minutes, or until the top is golden brown and the custard is set.
6. Serve: Let the breakfast bake cool slightly before dusting with powdered sugar if desired. Serve warm and enjoy!