01 -
Preheat your oven to 375°F (190°C).
02 -
Lightly grease a baking dish and spread the cooked meatballs evenly across the bottom.
03 -
Pour the brown gravy over the meatballs, stirring gently to coat them well.
04 -
Spoon the mashed potatoes over the meatball mixture, spreading them evenly to cover the entire surface.
05 -
Sprinkle the shredded cheese generously over the mashed potatoes.
06 -
Bake uncovered for 25–30 minutes, until the top is golden and the dish is bubbling.
07 -
Remove from the oven and let it sit for a few minutes before serving. Garnish with chopped parsley or green onions, if desired.