Chicago-style deep-dish pizza

Deep-Dish Crusts
8 cups shredded mozzarella cheese (32 ounces)
1 pound bulk Italian sausage, cooked and drained, or 2 packages (3 1/2 ounces each) sliced pepperoni
2 cans (28 ounces each) Italian-style pear-shaped tomatoes, chopped and well drained
2 to 4 tablespoons chopped fresh oregano leaves or 2 teaspoons dried oregano leaves or Italian seasoning
1/2 to 1 cup grated Parmesan cheese

1.Move oven racks to lowest positions. Heat oven to 425?F. Make Deep-Dish Crusts.
2.Reserve 1 cup of the mozzarella cheese. Sprinkle remaining mozzarella cheese over crusts. Top with sausage, Vegetables and tomatoes. Sprinkle with oregano and Parmesan cheese. Sprinkle with the reserved mozzarella cheese.
3.Bake 20 to 25 minutes (switching top and bottom pans halfway through bake time) or until crust is brown and cheese is melted and bubbly. Cut pizza immediately into pieces. Let pizza stand a few minutes for easier serving.