Potatoes Au Gratin is easy to make. This cheesy potato casserole has layers of thin potatoes with a quick homemade cheese sauce and is baked until browned and bubbly! Pretty enough for guests, easy enough for any day of the week!
**WIN** (Diced up leftover grilled potatoes. Used half a bag of real bacon bits. Put about cup of sour cream in a zip lock bag and squirted it on the layers. Really good way to use leftover potatoes) Twice Baked Potato Casserole Recipe