Side Dishescountryliving3.4
Hasselback Potato Gratin
Whether you're searching for a perfect side dish for Thanksgiving or Christmas, you'll want to learn how to make this Hasselback Potato Gratin ASAP.
👥 6 Servings⏱️ Prep & Cook: 2h 15m⏳ Prep: 45 min👤 Country Living📖 countryliving
🥘 Ingredients
Check off ingredients as you prepare them:
🍳 Cookware
- ●skillet
- ●baking dish
- ●bowl
- ●oven
📝 Preparation Steps
1
Heat oil in a large skillet over medium heat. Add onions and season with salt and pepper. Cook, stirring occasionally, until golden brown, 30 to ⏱️ 40 minutes.
medium onions, thinly sliced3
2
Preheat oven to 350°F. Lightly grease a 3-quart baking dish. Combine onions, cream, garlic, thyme, rosemary, 1 2/3 cups Gruyère, and 2/3 cup Parmesan in a bowl. Season with salt and pepper.
medium onions, thinly sliced3
3
Arrange potato slices vertically in prepared baking dish. Pour cream mixture over potatoes, making sure some of the mixture goes between the potatoes. Cover with aluminum foil.
4
Bake until potatoes start to soften, 50 to ⏱️ 60 minutes. Remove foil and bake until potatoes are golden brown, 25 to ⏱️ 30 minutes. Sprinkle with remaining 1/3 cup Gruyère and 1/3 cup Parmesan. Bake until cheese is golden brown and bubbling, 5 to ⏱️ 10 minutes.
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