Ingredients

• 1 ½ tablespoons olive oil

• 1 cup sliced onion

• 1 cup sliced bell peppers, any color

• 1 (12 ounce) package Italian-style chicken sausage links, or more to taste, casings removed

• 2 cloves garlic, minced

• 1 (26 ounce) jar marinara sauce

• 3 cups water

• 3 cups chopped fresh spinach, or more to taste

• 10 ounces penne pasta

• 1 tablespoon chopped fresh basil

• 1 tablespoon Italian seasoning

• 1 cup shredded Italian cheese blend