Start by cutting up the cauliflower head into bite sized pieces.
In a bowl or zip lock bag, shake or mix to coat the cauliflower with avocado oil, salt, and pepper.
Cook the cauliflower in the air fryer for 12 minutes at 400 degrees F.
Shake the cauliflower halfway through in the air fryer.
When the cauliflower is done cooking in the air fryer, remove the fryer bucket and the cauliflower and set on a heat proof surface.
Then, add the shredded cheese, heavy cream, and butter to the pressure cooker bowl.
Set the pressure cooker on Saute' low.
Stir to combine the shredded cheese, heavy cream, and butter.
Once the cheese is melted and the ingredients are combined, add the roasted cauliflower to the large pot.
Coat the cauliflower in the cheese mixture.