Chicken and Spinach Casserole

I love me some casseroles and this one does not disappoint!  So creamy and delicious.  A new family favorite!

8 oz uncooked rigatoni

1 tablespoon olive oil

1 cup chopped onion

1 (10 oz) package frozen spinach, thawed

3 cups cubed, cooked chicken breasts

1 (14 oz) can Italian-style diced tomatoes, drained

1 (8 oz) container Philadelphia chive & onion cream cheese

½ tsp salt

½ tsp pepper

1½ cup shredded mozzarella cheese

Prepare rigatoni according to pkg directions.

Fry onion until translucent in olive oil. Place in large bowl.

Drain chopped spinach well, pressing between paper towels.

Stir in rigatoni, spinach, chicken, & next 4 ingredients into onion in bowl.

Spoon mixture into dish & sprinkle evenly with shredded mozzarella cheese.

Bake covered at 375 for 30 minutes, uncover & bake 15 more minutes or until bubbly.