Ground Beef and Potato Casserole (Easy One-Pan Dinner)
This hearty ground beef and potato casserole is the ultimate easy weeknight dinner, packed with savory beef, tender potatoes, and melted cheese in every comforting bite.
The Cozy Ground Beef and Potato Casserole Your Weeknights Have Been Waiting For
Some recipes just feel like home. This ground beef and potato casserole is exactly that kind of dish: humble, deeply satisfying, and so easy to pull together that it has quietly become one of the most reliable beef recipes for dinner in countless households. Layers of thinly sliced potatoes, richly seasoned ground beef, and a creamy, cheesy sauce all bake together into something that tastes like it took hours but actually comes together in under an hour.
Whether you are hunting for fast dinners on a Tuesday night or looking for easy casserole recipes that feed a crowd without stress, this one delivers every single time.
Why This Recipe Works So Well
This is not your average beef casserole recipe. A few smart techniques make all the difference between a soggy, bland layered dish and one that has real depth of flavor and perfect texture.
- Browning the beef properly is the most important step. Getting a good sear on the ground beef builds savory, caramelized flavor at the base of the whole dish.
- Thinly sliced potatoes (about a quarter inch thick) cook through evenly under the foil, becoming fork-tender without turning mushy.
- The cream of mushroom and sour cream sauce acts as both a binder and a flavor amplifier, keeping every layer moist and deeply seasoned.
- Two-stage baking (covered, then uncovered) ensures the potatoes cook through before the cheese goes golden and bubbly on top.
The result is a beef dinner that feels indulgent but comes together with pantry staples you probably already have.
The right baking dish and a sharp knife (or a mandoline for perfectly even slices) genuinely transform the final texture of this casserole. Using quality tools keeps prep fast and results consistent every time.
Tips for the Best Ground Beef Casserole
Choose the right beef. An 80/20 lean-to-fat blend gives the most flavor. Leaner beef can make the filling taste dry once it bakes.
Slice potatoes evenly. Uneven slices mean some pieces will be undercooked while others turn to mush. A mandoline slicer is a game-changer here if you have one.
Do not skip draining the fat. After browning the beef, drain off the excess fat so the finished casserole is rich but not greasy.
Season every layer. A light pinch of salt and pepper on the potato layers (not just the beef) makes a noticeable difference in the final depth of flavor.
Chef's Tip: For an even bolder flavor, stir a teaspoon of Dijon mustard into your soup and sour cream sauce. It adds a subtle sharpness that balances the richness of the cheese and beef beautifully.
Easy Variations to Make It Your Own
One of the best things about easy casserole recipes like this one is how adaptable they are. Here are a few ideas:
- Add vegetables: Stir frozen peas, corn, or diced bell peppers into the beef layer for extra color and nutrition.
- Go spicy: Add a pinch of cayenne or a few dashes of hot sauce to the beef mixture for a kicked-up beef dish.
- Swap the cheese: Pepper Jack, Gruyere, or a sharp white cheddar all work wonderfully in place of regular cheddar.
- Make it vegetarian: Swap the beef for a plant-based ground or a mix of lentils and mushrooms, and use vegetable broth instead of beef broth for a surprisingly hearty vegetarian option.
This flexibility is exactly why beef casserole recipes like this one stay on rotation year-round.
Ready to get it in the oven? Here is the full recipe with all the details:
Ground Beef and Potato Casserole (Easy One-Pan Dinner)
This hearty ground beef and potato casserole is the ultimate easy weeknight dinner, packed with savory beef, tender potatoes, and melted cheese in every comforting bite.
Ingredients
- 1 1/2 lb ground beef, 80/20 lean-to-fat ratio recommended
- 4 russet potatoes, peeled and thinly sliced, about 1/4-inch thick
- 1 yellow onion, diced
- 3 garlic, cloves, minced
- 1 cup beef broth, low sodium preferred
- 1 can cream of mushroom soup, 10.5 oz can, undiluted
- 1/2 cup sour cream, full fat for best texture
- 1 1/2 cups shredded cheddar cheese, divided
- 1 tbsp Worcestershire sauce
- 1 tsp smoked paprika
- 1/2 tsp garlic powder
- 1 tsp salt, adjust to taste
- 1/2 tsp black pepper, freshly ground
- 1 tbsp olive oil, for browning the beef
- 2 tbsp fresh parsley, chopped, for garnish
Instruction
Preheat your oven to 375 degrees F (190 degrees C). Lightly grease a 9x13-inch baking dish and set aside.
Heat olive oil in a large skillet over medium-high heat. Add the diced onion and cook for 3 to 4 minutes until softened. Add the minced garlic and cook for another 30 seconds until fragrant.
Add the ground beef to the skillet and cook, breaking it apart with a wooden spoon, until fully browned with no pink remaining, about 6 to 8 minutes. Drain excess fat from the pan.
Stir in the Worcestershire sauce, smoked paprika, garlic powder, salt, and black pepper. Mix well to coat the beef evenly.
In a medium bowl, whisk together the cream of mushroom soup, beef broth, and sour cream until smooth. Stir in 1 cup of the shredded cheddar cheese.
Arrange half of the sliced potatoes in an even layer along the bottom of the prepared baking dish. Season lightly with a pinch of salt and pepper.
Spread the cooked ground beef mixture evenly over the potato layer. Pour half of the soup mixture over the beef.
Layer the remaining potato slices on top, then pour the rest of the soup mixture over everything, spreading it gently to cover the potatoes.
Cover the baking dish tightly with aluminum foil and bake for 35 minutes.
Remove the foil, sprinkle the remaining 0.5 cup of cheddar cheese over the top, and return the dish to the oven uncovered for an additional 10 to 15 minutes until the cheese is bubbly and golden and the potatoes are fork-tender.
Let the casserole rest for 5 minutes before serving. Garnish with freshly chopped parsley and serve hot.
Equipment
- 9x13-inch baking dish
- Large skillet or frying pan
- Medium mixing bowl
- Wooden spoon or spatula
- Sharp knife and cutting board
- Mandoline slicer (optional, for even potato slices)
- Aluminum foil
- Whisk
Notes
Serving Suggestions and Storage
This casserole is a complete meal on its own, but a crisp green salad or some steamed broccoli alongside it rounds things out nicely. Warm, crusty bread for scooping up the creamy sauce is never a bad idea either.
Leftovers reheat beautifully, making this one of the most practical beef recipes for dinner when you want meals sorted for the next few days. Store leftovers in an airtight container in the refrigerator for up to 4 days, or freeze portions for up to 2 months for an instant fast dinner any night of the week.
