Heat oven to 425°F. Spray 9-inch round cake pan with nonstick cooking spray. Place pizza crust in pan; press firmly to bottom and up sides. Roll top edge under and press against top rim of pan to secure.
In small bowl, combine oil and garlic. Brush dough with 1 teaspoon of the oil mixture. Place spinach in bottom of crust; top with half of the cheese. Place ham over cheese; brush with remaining oil mixture. Place remaining cheese on top. Place strips of foil around edge of crust.
Bake 25 to 30 minutes or until cheese is melted and lightly browned.