Easy Twice Baked Potato Casserole That Tastes Loaded Without the Stuffing

Last updated: October 3, 2026

This twice baked potato casserole delivers everything you love about loaded stuffed potatoes in one easy baking dish. You get creamy mashed russets, sharp cheddar, crispy bacon, and green onions with no scooping or restuffing, and the full recipe card is waiting below.

The Best Potatoes for Twice Baked Potato Casserole

Russet potatoes are the best choice for twice baked potato casserole. Their high starch content turns fluffy when mashed and soaks up butter, cream cheese, and sour cream without turning heavy.

Idaho russets are the classic pick, and any large baking potato sold as a russet works just as well. Look for firm potatoes with smooth skins and no green patches or sprouts.

Why We Cube Instead of Baking Whole

A traditional twice baked potato starts with a full hour in the oven, followed by scooping, mixing, and restuffing every skin. This casserole skips the stuffing, so you can boil cubed potatoes in about 25 minutes and move on.

Cutting the potatoes into even 1-inch pieces helps them cook at the same speed. Uneven pieces leave you with a few hard centers and a few mushy edges, and that shows up in the final texture.

Peel or Leave the Skins On

We peel the potatoes for the smoothest, creamiest result, and the card below is written that way. If you love the rustic bite of a true loaded potato, you can leave the skins on as an option.

Scrub unpeeled potatoes well before cubing them. Expect a slightly chunkier casserole with a more earthy flavor.

Ingredients You Need for Twice Baked Potato Casserole

The ingredient list is short, and most of it is probably in your kitchen already. For the full dish you need 3 pounds of russet potatoes (about 6 medium), 4 tablespoons of unsalted butter, 4 ounces of softened cream cheese, 1/2 cup of sour cream, and 1/4 cup of whole milk.

Flavor comes from 2 cups of freshly shredded sharp cheddar, 6 slices of bacon, 1/2 cup of sliced green onions, 1/2 teaspoon of garlic powder, 1/2 teaspoon of black pepper, and 1 teaspoon of kosher salt. You also need 1 tablespoon of kosher salt for the potato cooking water.

Choosing the Cheese

Freshly shredded sharp cheddar melts smoother and tastes bolder than the bagged kind. Pre-shredded cheese is coated with anti-caking starch, which can leave the topping slightly grainy.

Shred 8 ounces from a block to get the 2 cups used here. Half goes into the potatoes and half goes on top.

Choosing the Bacon

Regular or thick-cut bacon both work well in this casserole. Cook it until truly crisp so it stays crunchy against the creamy potatoes.

Hickory smoked bacon adds the most classic steakhouse flavor. Maple bacon brings a subtle sweetness that pairs nicely with sharp cheddar.

The Creamy Base

Cream cheese, sour cream, butter, and milk work together to keep the casserole rich and scoopable. Full-fat dairy gives the best texture.

We do not recommend nonfat sour cream, because it thins out the mixture and can make the casserole watery.

How to Make Twice Baked Potato Casserole Step by Step

The method takes about 20 minutes of hands-on work, and the potatoes and bacon cook at the same time. Preheat your oven to 350°F and grease a 9×13-inch baking dish before you start.

Boil the Potatoes

Place the peeled, cubed potatoes in a large pot, cover with cold water by about 1 inch, and stir in 1 tablespoon of kosher salt. Bring the pot to a boil over high heat, then reduce to a steady simmer.

Cook for 12 to 15 minutes, until a fork slides into a cube with no resistance. Starting in cold water lets the potatoes heat evenly from the outside in.

Cook the Bacon

While the potatoes simmer, cook the bacon in a large skillet over medium heat for 8 to 10 minutes. Turn the slices as needed until they are crisp.

Drain the bacon on paper towels, then crumble it into small pieces. Set it aside for mixing and topping.

Dry and Mash the Potatoes

Drain the potatoes well and return them to the hot pot for 1 minute so extra steam escapes. Dry potatoes soak up dairy better and bake up fluffier.

Add the butter, cream cheese, sour cream, milk, 1 teaspoon of salt, pepper, and garlic powder. Mash with a hand masher until mostly smooth with a few small chunks left for texture.

Skip the electric mixer and food processor. Overworking potatoes releases starch and turns them gluey.

Fold and Assemble

Fold in 1 cup of the cheddar, half of the crumbled bacon, and half of the green onions. Stir just until everything is evenly combined.

Spread the mixture into the prepared baking dish and sprinkle the remaining 1 cup of cheddar over the top.

Bake Until Bubbly

Bake uncovered for 25 minutes, until the edges bubble and the cheese melts and turns golden in spots. Scatter the remaining bacon and green onions over the top.

Let the casserole rest for 5 minutes before serving so it sets enough to scoop cleanly.

Tips, Variations, and Substitutions for Twice Baked Potato Casserole

This casserole is easy to customize, and a few small changes can fit it to almost any meal. The card below keeps to the base recipe, so treat everything in this section as optional.

Use Leftover Baked Potatoes

If you have about 3 pounds of leftover baked potatoes, scoop the flesh from the skins and skip the boiling step. Mash them with the dairy and seasonings exactly as written, then continue with the cheese and baking.

Swap the Sour Cream

Plain full-fat Greek yogurt can replace the sour cream in equal amounts. It adds a slightly tangier flavor and a thicker texture.

Change the Cheese

Colby Jack makes the casserole milder and meltier. Pepper Jack adds a gentle kick, and Gruyère gives it a nutty, steakhouse-style depth.

Go Meatless

Leave out the bacon for a vegetarian version, and add a pinch of smoked paprika for a hint of smokiness. The card includes the bacon, so this is an optional change.

Add Extra Toppings

Fresh chives, a spoonful of sour cream, or a few pickled jalapeños all work well on top. Add them after baking so they stay fresh and bright.

Storing, Freezing, and Reheating Twice Baked Potato Casserole

Cooked food should not sit out for more than 2 hours, according to USDA Food Safety and Inspection Service guidelines. Refrigerate leftovers within that window in an airtight container for up to 4 days.

To freeze, portion the cooled casserole into freezer-safe containers and freeze for up to 2 months. Thaw overnight in the refrigerator before reheating.

Reheating Safely

Reheat leftovers in a 350°F oven or in the microwave until they reach an internal temperature of 165°F, which is the FSIS recommendation for leftovers. Cover the dish loosely with foil in the oven to keep the top from drying out.

For the best texture, reheat single portions in the oven rather than the microwave. The cheese stays creamier and the edges stay slightly crisp.

Make It Ahead

Assemble the casserole through the cheddar topping, cover it, and refrigerate for up to 24 hours. Bake it straight from the refrigerator for about 35 minutes, then add the remaining bacon and green onions.

What to Serve With Twice Baked Potato Casserole

This casserole is rich enough to act as the star side dish at any table. Roast chicken, grilled steak, baked ham, and pork chops all pair beautifully with it.

A crisp green salad or roasted green beans balances the creamy potatoes. For holiday dinners, it fits right in beside turkey and gravy.

It also holds up well at potlucks and cookouts. Bring it in the baking dish, covered with foil, and serve it warm.

It also makes a satisfying weeknight dinner on its own. Add a simple green salad and you have a full meal for the family.

Easy Topping Bar Idea

Set out small bowls of sour cream, chives, extra crumbled bacon, and shredded cheddar so everyone can top their own scoop. This turns a simple side dish into a fun, interactive part of the meal.

Leave the toppings off the casserole itself until serving. That keeps everything fresh and lets each person build their ideal loaded potato bite.

The Story Behind Twice Baked Potato Casserole

Twice baked potatoes became a familiar side dish on American steakhouse menus and holiday tables. The idea is simple: bake the potato, mix the flesh with dairy and toppings, then bake it again.

The casserole version takes that idea and makes it practical for a crowd. Instead of filling individual skins, you spread everything into one dish, which saves time and serves more people.

It is also forgiving. The potatoes can be boiled while the bacon cooks, the dish can be assembled ahead of time, and the oven does the last step while you finish the rest of dinner.

That convenience is why casseroles like this one show up at family gatherings, church suppers, and holiday buffets across the country. A familiar flavor plus a simple method is a combination people return to again and again.

Ready to cook? Use the recipe card below for the full ingredient list, step-by-step directions, and nutrition estimates.

Yield: 8 servings

Twice Baked Potato Casserole

Prep Time: 20 minutes

Cook Time: 50 minutes

Total Time: 1 hour 10 minutes

This twice baked potato casserole combines creamy mashed russets, sharp cheddar, crispy bacon, and green onions in one easy baking dish, with all the loaded flavor and none of the stuffing.

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Ingredients

• 3 pounds russet potatoes (about 6 medium), peeled and cut into 1-inch cubes
• 1 tablespoon kosher salt, for the cooking water
• 6 slices bacon
• 4 tablespoons unsalted butter
• 4 ounces cream cheese, softened
• 1/2 cup sour cream
• 1/4 cup whole milk
• 1 teaspoon kosher salt
• 1/2 teaspoon black pepper
• 1/2 teaspoon garlic powder
• 2 cups freshly shredded sharp cheddar cheese (8 ounces), divided
• 1/2 cup sliced green onions, divided

Instructions

1. Preheat the oven to 350°F and grease a 9x13-inch baking dish.
2. Place the potatoes in a large pot, cover with cold water by 1 inch, and stir in 1 tablespoon salt. Bring to a boil over high heat, then reduce to a simmer and cook 12 to 15 minutes, until fork tender.
3. While the potatoes cook, cook the bacon in a large skillet over medium heat for 8 to 10 minutes, until crisp. Drain on paper towels and crumble.
4. Drain the potatoes well and return them to the hot pot for 1 minute to steam off extra moisture.
5. Add the butter, cream cheese, sour cream, milk, 1 teaspoon salt, pepper, and garlic powder. Mash with a hand masher until mostly smooth with a few small chunks.
6. Fold in 1 cup of the cheddar, half of the bacon, and half of the green onions.
7. Spread the mixture into the prepared baking dish and sprinkle the remaining 1 cup cheddar over the top.
8. Bake uncovered for 25 minutes, until bubbly and the cheese is melted and golden in spots.
9. Top with the remaining bacon and green onions, and let rest 5 minutes before serving.

Notes

Store leftovers in an airtight container in the refrigerator for up to 4 days. Freeze cooled, baked portions for up to 2 months and thaw overnight in the refrigerator. Reheat to 165°F. To make ahead, assemble through the cheddar topping, cover, and refrigerate up to 24 hours, then bake straight from the refrigerator for about 35 minutes before adding the remaining bacon and green onions. Use a hand masher, not an electric mixer, to avoid gluey potatoes.

Nutrition Information:

Yield:

8

Serving Size:

1 cup
Amount Per Serving: Calories: 410Total Fat: 25gSaturated Fat: 15gSodium: 690mgCarbohydrates: 30gFiber: 3gSugar: 3gProtein: 14g

Twice Baked Potato Casserole FAQs

Can you make twice baked potato casserole ahead of time?

Yes. Assemble it through the cheddar topping, cover, and refrigerate for up to 24 hours.

Bake it straight from the refrigerator for about 35 minutes, then add the remaining bacon and green onions.

Can you freeze twice baked potato casserole?

Yes, you can freeze cooled, baked portions in freezer-safe containers for up to 2 months. Thaw overnight in the refrigerator and reheat to 165°F.

What can you use instead of russet potatoes?

Yukon Gold potatoes work well and give a slightly denser, buttery texture. Russets are still the best choice for the fluffiest result.

Why is my potato casserole gluey?

Gluey potatoes are usually overworked. Use a hand masher instead of an electric mixer or food processor, and mix just until combined.

How do you keep the top from drying out?

Cover the potatoes completely with the cheddar topping and bake only until the edges bubble, about 25 minutes. When reheating, cover the dish loosely with foil.

Can you use leftover baked potatoes?

Yes. Scoop the flesh from about 3 pounds of leftover baked potatoes and use it in place of the boiled cubes.

The card is written with boiled potatoes, so this is an optional shortcut.

Why This Twice Baked Potato Casserole Recipe Works

Boiling evenly cubed russets in salted water seasons the potatoes all the way through and cooks them quickly. Returning the drained potatoes to the hot pot for a minute removes extra moisture, so they absorb the dairy instead of watering it down.

Mashing with butter, cream cheese, sour cream, and milk gives the base a rich, creamy texture. Using a hand masher keeps some small chunks and avoids the gluey texture that comes from overmixing.

Folding in half of the cheddar, bacon, and green onions spreads flavor through every bite. Saving the rest for the top gives you a golden, bubbly crust and a fresh, crisp finish after baking.

The 350°F oven is gentle enough to warm everything through and melt the cheese without drying out the potatoes. A 25 minute bake is all it takes, since the potatoes are already fully cooked.

Finally, the mix of cream cheese and sour cream adds richness and a light tang that balances the sharp cheddar. Together they give you the flavor of a fully loaded potato in a form you can scoop with a spoon.

Make This Twice Baked Potato Casserole Tonight

Twice baked potato casserole gives you all the comfort of a loaded baked potato with far less work. It is creamy, cheesy, easy to make ahead, and ready to feed a crowd.

Grab a bag of russets, preheat the oven to 350°F, and follow the recipe card above. Then save or pin this recipe so it is ready the next time a hearty side dish is on the menu.

If you want to get ahead, assemble the dish the night before and bake it when guests arrive. Leftovers reheat well, so a double batch is never a bad idea for a busy week.

This twice baked potato casserole is the kind of recipe you will keep coming back to for family dinners, holidays, and potlucks. Make it once, and it is likely to become the side dish everyone asks you to bring.

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