Loaded baked potatoes are a classic example of American comfort food—simple ingredients transformed into something deeply satisfying. This 5-ingredient casserole takes that same idea and streamlines it into a dish you can slide into the oven on a weeknight or bring to a potluck without fuss. The concept of loading up potatoes with cheese, bacon, and sour cream has roots in mid-20th-century steakhouse culture, where the baked potato was a blank canvas for richness. Here, we borrow that flavor profile and tuck it into a cozy casserole format. With only a handful of ingredients and no complicated techniques, it’s ideal for newer cooks, but still customizable and interesting enough for those of us who like to play in the kitchen.
This loaded baked potato casserole is rich and savory, so it pairs well with lighter, fresher sides. A simple green salad with a bright vinaigrette helps cut through the creaminess, as do steamed or roasted vegetables like broccoli, green beans, or Brussels sprouts. If you’re serving this as a side at a cookout or casual dinner, it’s lovely alongside grilled chicken, steak, or pork chops. For a more relaxed, buffet-style meal, you can set it out next to a platter of sliced roast beef or rotisserie chicken and let everyone help themselves. A crisp dill pickle or tangy coleslaw on the side also brings a nice contrast to the richness of the casserole.
5-Ingredient Loaded Baked Potato Casserole
Servings: 6

Ingredients
3 pounds russet potatoes, scrubbed and cut into 1-inch chunks
8 ounces sharp cheddar cheese, shredded (about 2 cups, loosely packed)
8 ounces bacon, cooked and crumbled
1 1/2 cups sour cream
2 tablespoons unsalted butter, melted
Kosher salt, to taste
Freshly ground black pepper, to taste
Directions
Preheat your oven to 375°F (190°C). Lightly grease a 9×13-inch baking dish with a bit of butter or neutral oil.
Place the potato chunks in a large pot and cover with cold water by about 1 inch. Add a generous pinch of salt. Bring to a boil over medium-high heat, then reduce to a simmer and cook until the potatoes are just fork-tender, about 10–12 minutes. You want them cooked through but not falling apart.
Drain the potatoes well and return them to the warm pot. Let them sit for 1–2 minutes so excess steam can evaporate; this helps them absorb the sour cream and butter without becoming watery.
Add the melted butter and sour cream to the potatoes. Season with salt and freshly ground black pepper. Gently fold everything together with a spatula or large spoon. Aim for a rustic mash: some pieces broken up, some still chunky. This texture mimics a loaded baked potato more than a perfectly smooth mash would.
Fold in about two-thirds of the shredded cheddar and two-thirds of the crumbled bacon, reserving the rest for the top. Taste and adjust seasoning with additional salt and pepper if needed.
Transfer the potato mixture to the prepared baking dish, spreading it into an even layer. Sprinkle the remaining cheddar and bacon evenly over the top.
Bake, uncovered, for 20–25 minutes, or until the cheese is melted, bubbling around the edges, and lightly golden in spots.
Let the casserole rest for about 5–10 minutes before serving. This brief cooling time helps the casserole set slightly, making it easier to scoop clean portions. Serve warm.
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