PERFECT Au Gratin Potatoes

Name: PERFECT Au Gratin Potatoes
Prep time: 10 min
Cook time: 1 h 30 min
Total time: 1 h 40 min
Ingredients: 2 pounds moderate to high starch potatoes (see blog post for more info) (, thinly sliced); 1/2 cup finely chopped yellow onion; 2 cloves garlic (minced); 3 tablespoons butter; 3 tablespoons all-purpose flour; 2 cups whole milk; 1/2 cup heavy cream ((use full fat)); 1 1/2 teaspoons salt; 1 1/2 cups shredded Cheddar cheese ((another fabulous option is half Gruyere/half Emmentaler) ); 1/4 cup grated Parmesan cheese (divided in half)

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www.daringgourmet.com

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Prep Time: 10 minutes

Cook Time: 90 minutes

Total: 100 minutes

Servings: 6

Cost: $5.14 /serving

Author : Kimberly Killebrew

au gratin potatoes

Instructions

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Step 1

Preheat the oven to 350 degrees F.

Step 2

Melt the butter in a stock pot over medium-high heat. Add the flour and whisk until smooth. Simmer, whisking constantly, for 2 minutes. Add the onions and garlic and stir to combine. Add the milk, cream and salt and whisk until smooth. Bring to a simmer and whisk until thickened. Whisk in the Cheddar and half of the Parmesan cheese. Whisk until melted. Stir in the potatoes.

Step 3

Pour the potato mixture into a 2 quart casserole dish. Sprinkle with remaining Parmesan cheese.

Step 4

Cover with foil and bake for 1 hour or until the potatoes are soft. Remove foil and bake for another 20 minutes or until the top is lightly browned. Let sit for 5 minutes before serving.

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