Cheesy Mashed Sweet Potato Cakes

mashed sweet potatoes ((we used 5 medium-sized sweet potatoes))

grated mozzarella cheese

fresh grated parmesan cheese

green onions ((scallions or green shallots), chopped )

bread crumbs, (divided)

large cloves of garlic (finely chopped (or 2 tablespoons minced garlic))

freshly chopped parsley

egg

salt and fresh cracked black pepper, (to taste)