Crispy Potato Roast

Directions

1. 1
   Preheat oven to 375F In a small bowl, combine butter and oil.
2. 2
   Brush bottom of a round 9-inch baking dish with some butter mixture.
3. 3
   With a sharp knife or mandoline, slice potatoes very thinly crosswise.
4. 4
   Arrange potato slices vertically in dish.
5. 5
   Wedge shallot throughout.
6. 6
   Sprinkle with salt and red pepper flakes; brush with remaining butter mixture.
7. 7
   Bake 1 1/4 hours.
8. 8
   Add thyme and bake until potatoes are cooked through with a crisp top, about 35 minutes more.