Ingredients:
5 lbs baking potatoes
8 ounces sour cream
1 cup mayonnaise
1⁄2 cup chopped onion
1⁄2 cup bacon bits
1⁄2 cup butter, melted
1 (1 ounce) envelope ranch dressing mix
Directions:
Preheat oven to 400°F.
Scrub potatoes and prick with a fork.
Bake 1 hour.
Let potatoes cool.
Peel (if desired) and cut into chunks.
Preheat oven to 350°F.
In a large bowl, combine remaining ingredients.
Add potatoes and toss gently.
Spoon into a 9×13-inch baking dish.
Bake 40-45 minutes or until hot and bubbly.
source:tomatohero