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Loaded Twice Baked Potato Casserole – Turn twice baked potatoes into an easy cheesy potato casserole that will be sure to please. Loaded with garlic, cheese, and bacon!
Loaded Twice Baked Potato Casserole takes everything you love about classic twice baked potatoes and turns it into an easy, crowd-pleasing dish. Packed with fluffy potatoes, crispy bacon, melty cheese, and creamy goodness, it’s the ultimate comfort food that’s perfect for holidays, potlucks, or weeknight dinners.

This recipe has been a staple at our house for years! It is perfect when you are making the Perfect Prime Rib for the holidays, or just want something comforting with your favorite Meatloaf Recipe. Seriously, it goes with just about anything.
I mean you have creamy, cheesy mashed potatoes that are loaded with bacon. What can really go wrong?
What You’ll Need
Be sure to scroll to the bottom of the post for the FULL PRINTABLE recipe card.
- Potatoes – I like to use Russet potatoes
- Garlic
- Butter
- Sour Cream – you can use cream cheese, Greek yogurt or even more heavy cream if you prefer. You just want to make rich and creamy mashed potatoes.
- Heavy Cream
- Cheddar Cheese
- Bacon
- Salt & Pepper
- Green Onions

How to Make Twice Baked Potato Casserole
- Prep Potatoes. Start by chopping the potatoes and boiling them until they are tender. I have heard it a million times, you call this twice baked, but you aren’t baking the potatoes! I get it, I am taking a shortcut. Boiling them just gets it done faster. But you can also leave the potatoes whole, pierce them with a fork and bake for about an hour or until they are soft.
- Mash Potatoes. Use a potato masher to mash the potatoes to your desired texture. We like to have a few chunks left in there.
- Make Creamy. Once they are mashed mix in the butter, sour cream, and heavy cream until they are nice and creamy. Season with salt and pepper to taste and mix in the cheddar cheese and the bacon!
- Bake. Place the potatoes in a large baking dish, top with more cheese and bacon and then bake until they are hot, bubbly and delicious.
- Serve. Remove from the oven and sprinkle on some chopped green onions to serve.

Can You Make Baked Potato Casserole Ahead of Time
Most definitely you can. You can assemble the entire thing and then place in the fridge until you are ready to bake it, up to 2 days ahead of time. Just cover tightly with foil until it is time to bake.
Can You Freeze Cheesy Potato Casserole
Yes, this freezes really well. If you bake it first and are freezing the leftover just make sure it is completely cooled. Then cover very tightly with plastic wrap and foil to keep and air out.
To reheat it is best to let them thaw in the fridge overnight and then place in the over, covered with foil, to reheat for about 25 minutes. You can also microwave them if you have smaller portions.
More Tasty Potato Side Dish Recipes You’ll Love
- Scalloped Potatoes
- Baked Potato Casserole
- Crispy Smashed Potatoes
- Instant Pot Mashed Potatoes
- Oven Roasted Potatoes

Loaded Twice Baked Potato Casserole
Video
Ingredients
- 4 pounds russet potatoes, peeled and chopped into cubes
- 4 cloves garlic, mashed
- 5 Tablespoons butter
- 1 cup sour cream
- 1/2 – 1 cup heavy cream or milk, (amount depends on how creamy you like it)
- 2 cups shredded cheddar cheese
- 12 oz bacon, cooked and crumbled
- 1 Tablespoon salt, (approximately, adjust to taste)
- 1 teaspoon black pepper
- 1/4 cup green onions, finely chopped
Instructions
- Add potatoes and garlic to a large pot. Fill with water, so the potatoes are completely covered. Bring to a boil, and cook for 15-20 minutes, until the potatoes are fork tender. Drain.4 pounds russet potatoes, 4 cloves garlic
- Preheat oven to 350º F.
- Mash potatoes. Sir in butter, sour cream, and heavy cream. Mash further if necessary to get to your desired consistency. Season with salt and pepper. Stir in 1 1/2 cups cheese, and bacon (reserve some for the topping).5 Tablespoons butter, 1 cup sour cream, 1/2 – 1 cup heavy cream or milk, 2 cups shredded cheddar cheese, 12 oz bacon, 1 Tablespoon salt, 1 teaspoon black pepper
- Pour into 13×9 in baking dish. Sprinkle with remaining cheese and reserved bacon. Bake for 20-25 minutes until hot and cheese is melted.
- Sprinkle with green onions before serving.1/4 cup green onions
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.
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I hardly ever make twice baked potatoes, but I definitely should for thanksgiving this year! Go big, right?!
Love everything about this! Loaded potatoes are the best!
That first photo… uhm… I was ready to break through my monitor! LOVE this amazing potato dish!
P.S. Thanksgiving is next week?!? Aye aye aye… 😉
This is one of my favorite recipes to make! Everyone loves it!
Question: Are the potatoes cooked before you slice them up? Or only cook them once after you mix all the ingredients together?
No, you chop and then boil them – just like you would regular mashed potatoes.
I love everything about this recipe! I am so making this…yum!
I’d like to dive head first into this twice baked potato casserole. Is that wrong?
I love a casserole like this with all that cheese and wonderful BACON!!
My family would rebel if I did something other than mashed potatoes for Thanksgiving, but this would be perfect for another meal during the weekend!
I am so far behind on my planning for Thanksgiving this year! What a wonderful casserole! I think I might give it a go for Christmas this year!
Okay, so I was totally planning on making traditional mashed potatoes for Thanksgiving dinner next year, but now I am having second thoughts after seeing this amazing casserole! This looks so good. 🙂