These super cheesy potatoes au gratin are always welcome at our dinner table, and they're so simple to make. A perfect complement to ham, this homey potato gratin also goes well with pork, chicken and other entrees. —Cris O'Brien, Virginia Beach, Virginia

Ingredients
3 tablespoons butter
3 tablespoons all-purpose flour
1-1/2 teaspoons salt
1/8 teaspoon pepper
2 cups 2% milk
1 cup shredded cheddar cheese
5 cups thinly sliced peeled potatoes (about 6 medium)
1/2 cup chopped onion
Additional pepper, optional

Directions
Preheat oven to 350°. In a large saucepan, melt butter over low heat. Stir in flour, salt and pepper until smooth. Gradually add milk. Bring to a boil; cook and stir 2 minutes or until thickened. Remove from heat; stir in cheese until melted. Add potatoes and onion.
Transfer to a greased 2-qt. baking dish. Cover and bake 1 hour. Uncover; bake 30-40 minutes or until the potatoes are tender. If desired, top with additional pepper.
Nutrition Facts
3/4 cup: 224 calories, 10g fat (7g saturated fat), 35mg cholesterol, 605mg sodium, 26g carbohydrate (4g sugars, 2g fiber), 7g protein.

Recipe and Image Source: https://www.tasteofhome.com/recipes/simple-au-gratin-potatoes/