Bake this irresistible Mushroom-Stuffed Croissant Casserole at home. Made with butter, croissants, mushrooms and green onion. Easy step-by-step instruct…
This Mushroom-Stuffed Croissant Casserole relies on simple, everyday ingredients such as sliced mushrooms, large eggs, milk and shredded swiss cheese. It comes together quickly and makes 4 servings, at about 457 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
Whether you're rounding off a family dinner, bringing a treat to a gathering, or simply satisfying a sweet craving, this Mushroom-Stuffed Croissant Casserole delivers. Serve it warm or at room temperature, and add a scoop of ice cream or a spoonful of whipped cream for an extra-special finish.
Updated Jun 30, 2026