Your family will love this terrific recipe for classic potatoes au gratin with aged cheddar cheese.

Potato Gratin with Wisconsin Aged Cheddar

1 clove garlic, halved
Vegetable cooking spray
1 cup onions, diced
6 medium baking potatoes, peeled and cut into 1/8-inch slices
1 teaspoon salt - divided use
1 teaspoon pepper, freshly ground - divided use
3 tablespoons butter, cut into small pieces
2 cups (8 ounces) Aged Wisconsin Cheddar cheese, shredded - divided use
1 cup chicken broth - divided use
2 tablespoons all-purpose flour
1 cup whole milk

1. Rub shallow 3-quart baking dish with cut slices of garlic halves; discard garlic. Coat dish with cooking spray.
2. Coat a small nonstick skillet with cooking spray; place over medium heat until hot. Add onions and sauté 5 minutes; set aside.
3. Arrange one-third of potato slices in prepared dish; sprinkle with1/3 teaspoon salt and 1/3 teaspoon pepper; top with half of sautéed onions. Dot with 1 tablespoon butter pieces.
4. Divide cheese in fourths and sprinkle one-fourth over onions; repeat layers, ending with remaining potato slices.
5. Mix 1/4 cup chicken broth with 2 tablespoons flour in a small saucepan. Add remaining broth and milk to saucepan; bring to a boil over low heat; pour over potato mixture.
6. Sprinkle with one-fourth of cheese.
7. Bake uncovered at 425°F (220°C) for 50 minutes.
8. Sprinkle with remaining cheese; bake 10 minutes more or until tender.
9. Let stand 5 minutes before serving.

Makes 6 servings.

Recipe and photograph provided courtesy of Wisconsin Milk Marketing Board, Inc.