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Double Potato Gratin

Double Potato Gratin Ingredients: butter, without salt potatoes, raw, skin sweet potato, raw, unprepared oil, olive, salad or cooking salt, table spices, pepper, black spices, thyme, dried Directions: Preheat oven to...

Double Potato Gratin

Ingredients:
butter, without salt
potatoes, raw, skin
sweet potato, raw, unprepared
oil, olive, salad or cooking
salt, table
spices, pepper, black
spices, thyme, dried

Directions:
Preheat oven to 425F.
Line bottom of an 8- 10 cup baking dish with parchment paper& coat with half the butter.
Peel both types of potatoes, cut into 1/4 inch thick slices& arrange the half of the regular potatoes in layers in the prepared dish; sprinkle each layer with some of the olive oil& some of the seasonings.
Arrange all of the sweet potatoes on top; sprinkle with some of the olive oil& seasonings.
Continue layering the remaining regular potatoes, sprinkling each layer as before.
Coat another piece of parchment paper with the remaining butter& place, butter side down, on top of the potatoes.
Weigh this down with a heavy, oven-proof dish (or foil covered bricks) and bake for an hour or until potatoes are tender.
Remove weights& paper; let potatoes rest for 5 minutes before inverting onto a serving dish& removing other piece of parchment.