Add the cauliflower, cream cheese, whipping cream, butter, salt, and pepper. Cook on low for 3 hours.
Add the Pepper Jack and stir to combine. Continue to cook another 30 minutes to an hour, until cauliflower is fork tender.
Add bacon crumbles and serve.
Notes
Storage Information: This easy keto "Mac and Cheese" is best the first day you make it, but the leftovers are good for several days. Keep leftovers in a covered container in the fridge for up to 4 days