A comforting and easy-to-make overnight French toast casserole featuring custardy bread soaked overnight and fresh or frozen berries, perfect for breakfast or brunch.
Use day-old bread for best soaking results. Avoid over-soaking to prevent sogginess. Gently fold in berries to keep them intact. Tent with foil if the top browns too quickly. Rotate casserole halfway through baking for even color. For a crispier top, sprinkle brown sugar before baking. Can be made dairy-free or gluten-free with substitutions.
Keywords: overnight French toast casserole, berry breakfast casserole, easy breakfast casserole, make-ahead breakfast, brunch recipe