Add all ingredients in slow cooker in the order listed.
Turn on slow cooker to high and cook for 3-4 hours. If you are cooking on low cook 6-8 hours.
Pour 1/2 of the slow cooker into a blender and blend until smooth, repeat with the remaining 1/2 of the soup. Pour all of the soup back into the slow cooker and serve immediately or keep warm until ready to serve.