POTATOES AU GRATIN

Potatoes au Gratin image

Discover your family's new favorite side dish with these Au Gratin Potatoes. Watch our video to learn how to make easy, cheesy Au Gratin Potatoes today!

Provided by My Food and Family

Categories Home

Time 1h

Yield 8 servings

Number Of Ingredients 9

Ingredients

2-1/2 lb. baking potato es (about 6)
1/4 cup butter
1 small onion, chopped
1/4 cup flour
1 tsp. salt
2-1/2 cups milk
1-3/4 cups KRAFT Shredded Sharp Cheddar Cheese, divided
1/2 tsp. GREY POUPON Dijon Mustard
1/4 cup KRAFT Grated Parmesan Cheese

Steps:

Cook potatoes in boiling water 20 min. or just until tender; drain. Cover with cold water; cool.
Meanwhile, melt butter in medium saucepan on medium heat. Add onions; cook and stir 2 min. Blend in flour and salt; cook 1 min. Gradually stir in milk; cook 5 min. or until thickened, stirring constantly. Add 1-1/4 cups cheddar; cook and stir 1 min. or until melted. Stir in mustard.
Heat oven to 375°F. Peel potatoes; cut into 1/4-inch-thick slices. Layer alternately with cheese sauce in 2-qt. casserole sprayed with cooking spray, ending with sauce.
Bake 25 to 30 min. or until heated through. Top with remaining cheeses; bake 5 min. or until melted.

Nutrition Facts : Calories 330, Fat 17 g, SaturatedFat 10 g, TransFat 0 g, Cholesterol 50 mg, Sodium 620 mg, Carbohydrate 34 g, Fiber 4 g, Sugar 5 g, Protein 12 g