Add tomato sauce, heavy cream, chipotle chiles, and 1 cup chicken stock to the blender.
Blend until smooth. Set aside.
Rinse and pat dry the chicken,
Season chicken with salt, pepper, and cumin.
Heat olive oil in a large pan.
Add the chicken and cook until browned on all sides. (About 4 minutes).
Add the onion and garlic. Cook for 1 minute, or until the onion is translucent.
Pour in the chipotle cream sauce.
Stir to combine.
Simmer for 2 minutes.
Taste for salt. Turn heat off.
Cook pasta according to package instructions.
Drain and add to the skillet with the cooked chicken.
Toss the pasta to coat.
Serve and top with chopped parsley and Parmesan cheese (if using).