Slow Cooker Loaded Potato Soup is a deliciously decadent soup. This is a thick, rich satisfying soup. When you make a batch of this crock pot loaded potato soup, it will disappear fast!
In a 6 qt or larger slow cooker, add the onion in an even layer.
Add the cubed potatoes on top of the onion. Sprinkle on salt and pepper, and the butter.
Pour the chicken broth over and put the lid on. Cook on Low for 6-8 hours, or High for 3-4 hours.
Turn slow cooker to High (if not already). Whisk together the flour and 1 cup of the milk. Stir into the soup and put the lid back on. Cook another 20 minutes.
Turn off the slow cooker. Add the cream cheese. Then use a potato masher to mash up the potatoes. Leave a few chunks if you want to.
Add the remaining milk, cheddar cheese, bacon and ham. Stir.
In a small bowl, add the sour cream and a ladleful of the soup, Stir together (temper) and then stir into the soup. Taste and adjust salt if needed.
Add the green onions and serve hot with some crusty bread.