Cacio e Pepe Casserole

  5.0 – 2 reviews  • Thanksgiving
Everyone loves a cheesy, creamy potato side dish. This is my take on the traditional potatoes au gratin, but with an Italian twist. These cacio e pepe potatoes are so good, you won’t miss the pasta at all!
Level: Easy
Total: 1 hr 30 min
Active: 35 min
Yield: 6 servings

Ingredients

  1. 8 large russet potatoes
  2. 1 stick salted butter, melted, plus 1 stick salted butter, plus more for the baking dish
  3. 2 cups sour cream
  4. 2 cups half-and-half
  5. 1 cup grated Pecorino-Romano, plus more for serving
  6. 1 white onion, sliced
  7. Kosher salt and freshly ground black pepper
  8. 1 cup dried potato flakes

Instructions

  1. Preheat the oven to 400 degrees F.
  2. Scrub the potatoes, then thinly slice on a Japanese mandoline (about 1/8-inch thick). Place in a bowl of water, then rinse and drain.
  3. To a large bowl, add the melted butter, sour cream, half-and-half, pecorino, onion, salt and 2 tablespoons pepper and mix with the potatoes. Butter a 9-by-13-inch baking dish, then place the potato mixture into the dish. Bake until the potatoes are tender and the cream mixture is bubbly, 45 minutes to 1 hour.
  4. Meanwhile, in a saute pan over medium-low heat, melt the remaining stick of butter. Let the butter start to foam, then add the potato flakes. Season with salt and lots of black pepper. Gently cook until golden brown.
  5. Remove the baked potatoes from the oven and top with the crunchy potato mixture. Finish with more pecorino over the top.

Nutrition Facts

Serving Size 1 of 6 servings
Calories 899
Total Fat 46 g
Saturated Fat 27 g
Carbohydrates 105 g
Dietary Fiber 8 g
Sugar 10 g
Protein 23 g
Cholesterol 137 mg
Sodium 1717 mg

Reviews

Henry Hayden
Great comfort food side dish. Wonderful flavor as well and a nice spin on gratin or scalloped potatoes. We used the jumbo Costco russet potatoes and could only fit 4 in the pan. I would say it serves eight people at least. We will definitely make again.
Michael Thompson
Loved this alot! I grew up as well on augratin potatoes, the pecorina-romano cheese gives this dish a different flavor!

 

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