Twice Baked Potato Casserole

1 1/2 lbs red potatoes (about 6 medium), Baked

1/4 tsp salt

1/4 pepper

1 lbs sliced bacon, cooked and crumbled

3 cups (24 ounces) sour cream

2 cups (8 oz) shredded mozzarella cheese, divided

2 cups (8oz) shredded cheddar cheese, divided

2 green onions, sliced (optional)

Preheat oven to 350 degrees. Cut baked potatoes into 1 inch cubes. Place all ingredients except onions and the cheese, place 1 cup each, in a large bowl and mix. Pour into a greased 13x9 inch baking pan. Add the rest of the cheese on top. Bake uncovered for 20-25 minutes or until cheeses are melted. Sprinkle with onions.

Yields 6-8 serving.