Potatoes, check; Cheese, check; Cream, check; Bacon, check; Green Onions, Check, now put it all together and you have created the most delicious, rich, creamy and heavenly 3 Cheese Gluten Free Au-Gratin Potatoes.  This isn't your mama's au gratin potatoes, and it's definitely not from a box!  This is Gluten Free Mama's version of Au-Gratin