01 -
Set oven to 350°F and grease a 9x13-inch pan. Cook ziti until it's still slightly firm.
02 -
In a skillet over medium heat, cook the sausage until browned. Use a slotted spoon to remove it.
03 -
In a big mixing bowl, combine the sausage, cooked ziti, tomato sauce, half a cup of Romano, and the diced mozzarella.
04 -
Spread the mixture into the prepared pan. Sprinkle with the rest of the Romano and shredded mozzarella.
05 -
Cover with foil and bake at 350°F for 45 minutes. Remove foil, turn oven to 375°F, and bake uncovered for 15–20 minutes until bubbly and golden.