Cook 4 to 5 minutes over medium heat, or until golden and crisp on bottom.
Flip over with fork or spatula.
Cook 4 to 5 minutes over medium heat, or until golden and crisp.
Sprinkle Mozzarella cheese over potatoes. Take skillet off the heat. Let cheese melt, about 30 to 45 seconds. Using spatula, transfer potatoes onto serving plate.