Au Gratin Potatoes
These Au Gratin Potatoes are the ultimate potato side dish. They're creamy, cheesy and incredibly delicious! A great side dish the entire family is going to go crazy over!
Servings: 12
Equipment
- Mandoline
Ingredients
- 3 pounds russet potatoes, about 6 large
- ¼ cup salted butter
- ¼ cup all purpose flour
- 1 teaspoon garlic powder
- 1 teaspoon onion powder
- 1 teaspoon salt
- 1 teaspoon black pepper
- 2½ cups heavy cream
- 1 cup milk
- 1 cup sharp cheddar cheese
Instructions
- Peel potatoes and thinly slice them ⅛ inch thick.
- Preheat oven to 375°F.
- Melt butter in a large sauce pan over medium heat.
- Whisk in the flour, garlic powder, onion powder, salt and black pepper. Cook for a minute.
- Slowly whisk in 2 cups of the cream, followed by the milk.
- Cook until thickened about 3-4 minutes. Whisk in ¾ cup of the shredded cheese then remove from heat.
- Layer half of the potatoes in a greased 9x13 deep casserole dish.
- Pour half of the cheese sauce over the potatoes.
- Layer the remaining potatoes over the cheese sauce and then top with the rest of the cheese sauce.
- Drizzle remaining ½ cup of cream over the entire casserole and top with the remaining shredded cheese.
- Cover with aluminum foil and bake for 1 hour and 15 minutes.
- Remove foil and bake an additional 15 minutes until the potatoes are fork tender and the edges are bubbly and browned.
- Let rest for 10 minutes before serving.
Nutrition
Calories: 356kcal | Carbohydrates: 25g | Protein: 7g | Fat: 26g | Saturated Fat: 16g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 7g | Trans Fat: 1g | Cholesterol: 90mg | Sodium: 320mg | Potassium: 557mg | Fiber: 2g | Sugar: 2g | Vitamin A: 976IU | Vitamin C: 7mg | Calcium: 141mg | Iron: 1mg
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