Au Gratin Hash Browns Potatoes

I took this to a potluck meal at work, and was bombarded with requests for the recipe. It's fast and easy and delicious!

• Ready In: 1 hr 15 mins
• Serves: 12-15

Ingredients

• 2  lbs hash brown potatoes
• 1  small onion, diced
• 1  pint half-and-half (I use milk)
• 8  tablespoons margarine
• 9  ounces American cheese
• 1 (12 ounce) container cottage cheese

Directions

1. Spread potatoes evenly into greased 9" x 13" baking pan.
2. Layer diced onion over potatoes.
3. In a saucepan heat half-and-half, margarine and cheese.
4. Cook until melted.
5. Stir in cottage cheese.
6. Pour sauce over potatoes.
7. Let stand at least 1 hour or overnight.
8. Bake at 350 degrees for 1 to 1 1/2 hours.