The substitution to this recipe is getting the white patato slices equally sparse equally you lot can, so prepping the potatoes does guide maintain a footling fourth dimension (about 15 minutes). I recommend using a sharp, thin-bladed knife. Also, patience is a must equally this dish bakes for nearly ii hours total. (It's totally worth it - trust me.) This is a dish that is super impressive-looking in addition to would actually wow at a dinner party!
three tablespoons butter, melted
three tablespoons extra-virgin olive oil
10 - 12 russet potatoes, peeled
1 small-scale onion or four shallots, peeled in addition to sliced really thin
1/2 teaspoon carmine pepper flakes (optional)
four - vi fresh thyme sprigs
About three ounces pancetta, cubed
Preheat oven to 375 degrees.
Combine the crude in addition to melted butter inwards a small-scale dish. Set aside.
Brush a circular baking dish (around ix - 10 inches) alongside a footling of the butter in addition to crude mixture.
Slice the potatoes equally sparse equally possible crosswise - endeavor to proceed the white patato slices together equally you lot cutting each potato. Arrange potatoes vertically inwards the baking dish. Wedge onion or shallot slices throughout white patato slices - inwards nearly three or four sections of each potato. Sprinkle alongside common salt in addition to pepper flakes (use some dark pepper if non using carmine pepper flakes). Brush alongside the remaining butter in addition to crude mixture.
Bake for 1 sixty minutes in addition to 25 minutes. Cover loosely alongside foil during the get-go xxx minutes of baking. A footling of the olive oil/butter from the bottom of the baking dish should last brushed/spooned onto the slices a few times during baking (much similar basting a turkey). Also, a butter knife tin forcefulness out last used to dissever some of the slices if in that place are some sticking together also much during baking.
While potatoes are baking, crisp pancetta inwards a small-scale pan. Remove alongside a slotted spoon in addition to drain on newspaper towel. Set aside.
Remove potatoes from oven. Add pancetta past times scattering around throughout the potatoes. Lay the thyme sprigs on occur of potatoes.
Bake for an additional 35 minutes. Remove from oven.
Sprinkle on a footling to a greater extent than kosher salt. Serve immediately. Sour cream is a non bad accompaniment to the potatoes.
11/15/16: Updated photos in addition to made clarifications to post.