Mom's Au Gratin Potatoes

These creamy, rich au gratin potatoes with Cheddar cheese are the perfect side dish for ham or a roast.

• Preparation Time: 15 mins
• Cooking Time: 1 hr 5 mins
• Total Time: 1 hr 20 mins
• Calories: 453 Calories

Ingredients

• 1 teaspoon salt
• 1 pint sour cream
• 1 cup shredded sharp Cheddar cheese
• 1 (10.75 ounce) can condensed cream of chicken soup
• 6 potatoes
• 3 green onions, chopped, or more to taste
• 0.5 cup butter

Recipe Instructions

Step 1

Preheat oven to 375 degrees F (190 degrees C).

Step 2

Place potatoes into a large pot and cover with salted water; bring to a boil. Reduce heat to medium-low and simmer until tender, about 20 minutes. Drain and cool. Peel and slice potatoes into thin rounds.

Step 3

Melt butter in a saucepan over medium heat. Saute green onions in hot butter until tender, 3 to 4 minutes. Stir sour cream, condensed chicken soup, Cheddar cheese, and salt into onion mixture until completely combined.

Step 4

Arrange potato slices in the bottom of an 8x8-inch baking pan. Pour cheese sauce over potatoes.

Step 5

Bake in the preheated oven until brown around the edges, about 45 minutes.