01 -
1 tablespoon olive oil.
02 -
15 ounces Italian sausage, crumbled.
03 -
8 ounces rigatoni, uncooked.
04 -
1 cup chicken broth.
05 -
1 cup heavy cream.
06 -
4 cloves garlic, minced.
07 -
1 teaspoon Italian seasoning.
08 -
15 ounces tomato sauce.
09 -
5 ounces fresh spinach.
10 -
Salt and black pepper to taste.
11 -
Red pepper flakes to taste.