Make your broth and mix in the Nutritional Yeast (nooch) and garlic. Set aside
Pour into the pot your pasta, milk and then add in the broth mixture. Give everything a good stir.
On top scatter the butter and cream cheese. Sprinkle the salt and pepper over the top. Stir to combine everything well.
Cover and lock lid. Push valve to the back and set for manual and 8 mins. Let naturally release for 15 mins and then quick release.
Once done remove the lid and quickly add in the cheeses. Stir to combine and recover till ready to eat or the cheeses have melted nicely. Enjoy!