Dump cubed potatoes in the casserole dish with 4 other ingredients and watch your family fight over seconds

This oven vintage potato bake using cubed russet potatoes is exactly the kind of no-fuss comfort food I lean on after a long workday. You literally dump the potatoes and four other pantry-friendly ingredients into a casserole dish, slide it into the oven, and let the magic happen. The result is a creamy, golden, old-school style potato bake that tastes like something your grandma might have made for Sunday dinner, but with a prep time that works for a busy weeknight. It’s cozy, budget-friendly, and the kind of side dish that mysteriously disappears as everyone goes back for seconds.

Serve this vintage potato bake alongside roasted or grilled chicken, pork chops, or meatloaf for a classic Midwest-style dinner. It also pairs nicely with a simple green salad or steamed broccoli to balance the richness. I like to add something crunchy on the table, like green beans or a crisp slaw, plus a basket of warm rolls or crusty bread to swipe through the creamy sauce. If you’re doing a holiday spread, this works right next to turkey, ham, or pot roast and can easily be doubled in a larger casserole dish.

Servings: 6

3 pounds russet potatoes, peeled and cut into 1/2-inch cubes

Preheat your oven to 375°F (190°C). Lightly grease a 9x13-inch white ceramic or glass baking dish with nonstick cooking spray or a thin layer of butter.

Peel the russet potatoes and cut them into 1/2-inch cubes. Try to keep the pieces roughly the same size so they cook evenly. As you cut, you can pile them directly into the prepared baking dish so they’re spread in an even layer, with their pale starchy sides facing up.

In a medium bowl or large measuring cup, whisk together the heavy cream, melted butter, kosher salt, black pepper, and garlic powder (if using) until the mixture looks smooth and combined.

Pour the cream mixture evenly over the cubed potatoes in the baking dish. Use a spoon or clean hands to gently toss and spread the potatoes so every piece is coated and arranged in a fairly even layer.

Sprinkle the shredded sharp cheddar cheese evenly over the top of the potatoes. It doesn’t have to be perfect—just make sure there’s a good blanket of cheese across the surface.

Cover the baking dish tightly with aluminum foil. Bake in the preheated oven for 35 to 40 minutes, until the potatoes are starting to soften when pierced with a fork.

Carefully remove the foil (watch for steam), then return the uncovered dish to the oven. Bake for another 20 to 25 minutes, or until the top is golden and bubbly and the potatoes are very tender all the way through.

Let the potato bake rest on the counter for about 10 minutes before serving. This short rest helps the creamy sauce thicken slightly so it scoops neatly and keeps everyone from burning their mouths when they dive in for seconds.

To keep this recipe aligned with the simple 'dump and bake' idea, any variations should still respect the core: cubed russet potatoes plus four other main ingredients in one casserole dish. For a slightly lighter version, you can swap half of the heavy cream for whole milk; just know the sauce will be a bit thinner and less rich. If you prefer a different cheese, try Colby Jack or Monterey Jack for a milder, super-melty finish, or use a smoked cheddar for a deeper, almost bacon-like flavor without adding meat. To add a little color and extra flavor without extra prep time, sprinkle 1 teaspoon of dried parsley or dried chives over the top with the cheese. If you want more onion flavor but still want to keep it simple, stir 1 teaspoon of onion powder into the cream mixture in place of or alongside the garlic powder. For make-ahead, you can peel and cube the potatoes up to 4 hours ahead: store them fully submerged in cold water in the fridge to prevent browning, then drain and pat dry before adding to the casserole dish. You can also assemble the whole dish (through adding the cheese), cover tightly, and refrigerate up to 8 hours; add 5 to 10 extra minutes to the covered baking time if going straight from the fridge. Food safety tips: Always refrigerate leftovers within 2 hours of baking, and store them in a covered container for up to 3 to 4 days. Reheat leftovers thoroughly until steaming hot (165°F/74°C) before serving. If you’re prepping ahead, keep the potatoes chilled and don’t leave the cream-and-potato mixture sitting at room temperature for long; assemble and bake promptly, or store it covered in the refrigerator. When handling hot dishes and foil, use oven mitts and open the foil away from your face to avoid steam burns.