Please note this makes a HUGE amount
Wash and cut your potatoes into quarters
Place in the slow cooker with broth, garlic, and butter and cook on low 6-8 hours
Potatoes should be easily pierced with a fork when done.
Add sour cream, parmesan, salt and oregano.
Use a potato masher to mash and blend until well combined and the potatoes are the desired consistency.
Serve or keep warm in crock pot until time to serve.
Enjoy!