Swap ideas: Feel free to use frozen potatoes instead. Also, Instead of 1/2 cup of chopped spinach, you can substitute in 1/4 cup spinach and 1/4 cup basil.
Preheat the griddle.2.
Using a box grater, peel and shred the potato. Place the shredded potato in a thin towel or cheese cloth and squeeze out as much moisture as possible.3.
In a medium bowl, combine the potatoes, shredded mozzarella, goat cheese, egg and spinach.4.
Form into a patty about 1½-inch thick. Place on the very hot griddle. Cook until it is brown and crisp, then flip and brown other side. Serve.