Potatoes Au Gratin
Potatoes au gratin is a comforting, creamy side dish that's always welcome, whether for a holiday feast, everyday dinner, or potluck event.
Ingredients
- Butter, for greasing the baking dish
- 6 tbsp butter, divided
- 3 tbsp all-purpose flour
- 2 cups half-and-half or milk
- ⅛ tsp ground nutmeg, or to taste
- 2 cups shredded cheddar cheese, divided
- Kosher salt and freshly ground black pepper, to taste
- 2 pounds russet or gold potatoes, peeled and thinly sliced, about 1/8-inch thickness
- 1 cup fresh breadcrumbs
Recommended Equipment
- Mandoline Slicer optional, but an excellent tool for slicing the potatoes thinly and uniformly
Instructions
- Preheat the oven to 375°F.
- Butter a 2 1/2-quart baking dish.Butter
- Melt 4 tablespoons of butter in a medium saucepan over medium heat. Stir in the flour and cook, stirring, for about 1 minute. Gradually whisk in the half-and-half or milk. Add the nutmeg and cook, stirring constantly, until the sauce thickens and bubbles. Add 1 1/2 cups of the shredded cheese; stir until the cheese is melted. If the sauce is too thick, add a splash more half-and-half or milk. Taste the sauce and add salt and pepper as needed.4 tbsp butter | 3 tbsp all-purpose flour | 2 cups half-and-half or milk | 1/8 tsp ground nutmeg | 1 ½ cups shredded cheddar cheese | Kosher salt and freshly ground black pepper
- Arrange half of the potato slices in the baking dish.2 pounds russet or gold potatoes
- Spoon half of the sauce over the potato layer, then follow with the remaining potatoes. Spoon the remaining sauce over the top.
- Bake for 1 hour.
- If the top starts to brown before the potatoes are tender, cover the dish loosely with foil.
- Melt the remaining 2 tablespoons of butter and toss with the breadcrumbs and the remaining 1/2 cup of cheese.2 tbsp butter | 1 cup fresh breadcrumbs | ½ cups shredded cheddar cheese
- Remove the casserole from the oven and sprinkle with the breadcrumb-cheese mixture.
- Return the potato gratin to the oven and bake for 15 to 20 minutes longer, or until the topping is browned and the potatoes are tender when pierced with a knife.
Nutrition
Calories: 561kcalCarbohydrates: 47gProtein: 17gFat: 35gSaturated Fat: 20gPolyunsaturated Fat: 2gMonounsaturated Fat: 9gTrans Fat: 0.5gCholesterol: 96mgSodium: 526mgPotassium: 815mgFiber: 4gSugar: 6gVitamin A: 1016IUVitamin C: 31mgCalcium: 408mgIron: 2mg
Disclaimer:
Our nutritional information is based on a third-party application that analyzes the ingredients list to determine the values. The information is meant to be helpful, but should be considered an estimate. Values may differ depending on measurements, brands, serving variations, and database availability.
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