Three Cheese Potato Pie - cooking recipe

Ingredients

4 egg whites, beaten
1 Tbsp. dried onions
1 c. low-fat sour cream
1/2 c. low-fat cottage cheese
1/2 tsp. salt
2 c. mashed potatoes
1 c. grated Swiss or Cheddar cheese
1/4 c. grated Parmesan cheese

Preparation

Preheat oven to 350\u00b0.
Grease 10-inch deep dish pie pan.
In a large bowl, mix all ingredients until well blended.
Pour into pie pan.
Bake 1 hour and 10 minutes or until potato mixture is puffed and evenly browned on top.