Rösti (swiss Potato Cake With Onion)

Total Time: 11 hrs 45 mins Preparation Time: 45 mins Cook Time: 11 hrs

Ingredients

• Servings: 6
• 1 1/2 lbs large yellow-fleshed potatoes such as yukon gold potatoes
• 1 medium onion
• 3/4 teaspoon salt
• 1/4 teaspoon black pepper
• 1/4 cup unsalted butter
• 2 tablespoons vegetable oil

Recipe

• 1 put oven rack in middle position and preheat oven to 375°f.
• 2 prick potatoes in several places with a fork. bake potatoes in a large shallow baking pan until tender when pierced with a sharp knife, about 1 ½ hours.
• 3 transfer to a rack to cool completely, then chill, uncovered, at least 8 hours.
• 4 peel potatoes, then shred with slicer into a bowl. coarsely grate onion on large teardrop-shaped holds of a box grater, then wrap in 2 layers of paper towels and squeeze gently to remove excess moisture. toss together potatoes, onion, salt and pepper with a fork.
• 5 heat 2 tablespoons butter and 1 tablespoon oil in a 7- to 8-inch nonstick skillet over moderately high heat until foam subsides, then add potatoes, spreading them evenly and tamping them down with a rubber spatula.
• 6 reduce heat to moderate and cook rösti until underside is a golden brown, about 5 minutes.
• 7 wearing oven mitts, invert a flat plate over skillet, then invert rösti onto plate.
• 8 add remaining 2 tablespoons butter and remaining tablespoon oil to skillet and the until foam subsides, then slice rösti (browned side up) back into skillet with robber spatula.
• 9 cook until underside is golden brown, about 5 minutes.
• 10 transfer to a cutting board and cut into 6 wedges.