Instructions

  1. Cook penne as per package directions.
  2. In large skillet over medium heat, cook onions in butter for 8-10 minute
  3. Add thyme, basil, salt and cook 1 minute longer.
  4. Add 1/2 C cream, broth and tomato paste.
  5. Cook and stir until well blended.
  6. Combine flour and remaining 1/4 C cream until smooth.
  7. Gradually stir into onion mixture.
  8. Bring to boil, cook and stir continuously for 2 minutes to thicken.
  9. Stir in the Parmesan cheese.
  10. Toss with noodles and additional Parmesan.