Peel and chop the potatoes into 1 inch cubes.
Boil the potatoes for 10 minutes until fork tender.
Rice the potatoes into a large bowl and add the corn starch, garlic powder, onion powder, salt, and pepper. Mix well until combined.
Scoop out balls of the potato mixture and add a tsp of mozzarella cheese to the center covering all the cheese with potatoes.
Heat the oil on medium high.
Add the potato balls to the oil and fry until golden brown.
Add the potatoes to a bowl, and pour over the melted butter, parsley, parmesan, and garlic tossing to combine.
Serve and enjoy!