Best Potatoes EVER!!! Twice Baked Potato Casserole

These are undoubtedly the best potatoes that will ever be served at your table, and has most restaurants beat hands down.  Yummy doesn't even scratch the surface for how these potatoes make your taste buds sing!  This recipe was made up by my lovely friend Kristen, and they will make you a hero in your families eyes!!! I won't waste anymore time on the intro, and will simply cut to the chase...or the recipe that is :)  And if you family doesn't happen to like these...
A. something is wrong with them LOL, and B. Smile and just move on :)

Twice Baked Potato Casserole

6 Big Baking Potatoes
4 cups Shredded Mild Cheddar Cheese
12 oz Sour Cream
3 Tbsp butter
1/3 cup milk
bacon bits
fresh chives
1 tsp Salt
1/2 tsp Pepper
Bake potatoes in oven till soft when fork is inserted.  Allow potatoes to cool just enough to be able to handle them, scoop out all of the insides of the potato, mix in stand mixer or with potato masher adding in sour cream, 2 cups shredded cheese, butter, salt, pepper, and milk.  Be sure to taste mixture to make sure it is salted and peppered to suit you.  If the potatoes are too thick, add a splash more milk.  Once mixed thoroughly, spoon/pour into lightly sprayed 9x13.  Cover with the remaining 2 cups cheese, and bake at 350 degrees uncovered until all cheese is melted and browned to your liking. Place bacon bits and chives in separate bowls, and allow individuals to add to their potatoes what they wish.