Preheat the oven to 375 to degrees F.
Prepare the meatloaf. In a large mixing bowl, combine the ground beef, stuffing mix, parmesan cheese, eggs, and ketchup. Use your hands or a spoon to mix everything together until well combined. Do not over mix!
Transfer the meat mixture to an 8 X 8” baking dish and gently press down.
Using a spoon or a spatula, evenly spread with a layer of mashed potatoes over the meat.
Sprinkle the shredded cheese over the mashed potatoes.
Top the casserole with the crumbled bacon.
Cover the baking dish with foil, and bake for 35 minutes or until the internal the temperature of the meat reaches 160 degrees F.
Remove the foil and bake for an additional 10 minutes. Remove the casserole from the oven, and allow to rest for 10 minutes.
Top with green onions, serve, and enjoy!