Mom's Au Gratin Potatoes

Ingredients

• 6 potatoes
• 0.5 cups butter
• 3 greens onions , chopped, or more to taste
• 1 pint sour cream
• 1 , 10.75 ounce
• 1 cup shredded sharp Cheddar cheese
• 1 teaspoon salt

Instructions

1. 1

   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.

2. 2

   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.

3. 3

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

4. 4

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

5. 5

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