01 -
Preheat the oven to 190°C. Ensure the oven rack is centered.
02 -
Lightly grease a baking dish and distribute the cooked meatballs evenly across the base.
03 -
Pour brown gravy over the meatballs and gently stir to coat each meatball thoroughly.
04 -
Spoon mashed potatoes evenly over the meatball and gravy mixture, smoothing to cover the surface.
05 -
Sprinkle shredded cheese generously atop the mashed potatoes.
06 -
Bake uncovered for 25 to 30 minutes, or until the surface is golden and bubbling.
07 -
Remove from oven, allow to rest for several minutes, then garnish with chopped parsley or green onions if desired before serving.