- 1 lb pasta (orecchiette, penne, shells, fusilli, cellentani...)
- 1 cup shredded Parmesan cheese
- 2 cups medium or sharp cheddar cheese
- 1/4 cup each of cheddar and Parmesan cheeses (optional, used to sprinkle over casserole if you want to bake mac and cheese to finish)
Cooked and diced bacon (optional)