01 -
Set your oven to 350°F and grease your large baking dish with butter.
02 -
Line the bottom rolls in the dish. Put a meatball on each, spoon some marinara over, and sprinkle mozzarella on top.
03 -
Combine parmesan, melted butter, garlic powder, and the seasoning blend in a bowl.
04 -
Place the top rolls over the assembled sliders. Pour the butter mix evenly across.
05 -
Cover the dish with foil and bake for about 12 minutes. Remove foil, bake 5 to 7 minutes more, and let cheese bubble and tops brown.