A decadent overnight french toast bake with a crackly caramelized sugar crust, perfect for holidays, brunch, or when you need an impressive breakfast with minimal effort.
Day-old bread works best for absorbing custard. For dairy-free, use full-fat coconut milk and almond milk. For gluten-free, use gluten-free brioche or challah. The dish can be frozen unbaked for up to 3 months; thaw overnight in fridge before baking, adding 10-15 minutes to bake time.
Keywords: overnight french toast, crème brûlée french toast, breakfast casserole, brunch recipe, easy french toast bake, holiday breakfast