Cheesy Ground Beef & Potato Casserole

Cheesy Ground Beef & Potato Casserole is the kind of homey bake that shows up on weeknight tables and holiday spreads alike. I grew up with versions of this — simple, satisfying, and made from pantry staples — and this rendition keeps the roots while sharpening the flavors: browned, seasoned beef folded with a tangy cream base and layered with thin potato slices, then finished under melty sharp cheddar. It’s comforting, easy to scale, and a reliable option when you want a single-dish meal that feeds a crowd. If you enjoy casserole comfort food, you might also like this hearty Cheesy Ground Beef Rice Casserole that swaps potatoes for rice.

Why you’ll love this dish

• Budget-friendly: Ground beef and potatoes are economical ingredients that stretch to feed many.
• Crowd-pleasing: Sharp cheddar and creamy sour cream make this a kid-approved, family-friendly winner.
• Flexible timing: Prep ahead and bake later, or assemble and refrigerate for an easy dinner solution.
• One-dish dinner: Protein, starch, and rich sauce all bake together for minimal cleanup.

“Exactly the kind of casserole I turn to when I want something that’s both cozy and reliably delicious.” — a regular at my weekday dinner table

Step-by-step overview

Before you dig into the pans: brown the beef with aromatics and spices, mix it with a creamy broth-sour cream base, then layer that mixture between thinly sliced potatoes in a 9×13 dish. The casserole bakes covered until the potatoes are tender, then gets topped with cheese and finished uncovered so the top goes bubbly and golden. Total hands-on time is modest and the oven does the heavy lifting.

What you’ll need

• 1 lb (450 g) ground beef (80/20 or your preferred lean/fat ratio)
• 1 medium yellow onion, finely chopped
• 2–3 garlic cloves, minced
• 2 lbs (about 4 medium) potatoes, thinly sliced (Yukon Gold or Russet)
• 1 cup (240 ml) beef broth (low-sodium recommended)
• 1/2 cup (120 g) sour cream or plain Greek yogurt
• 1–1 1/2 cups (100–150 g) shredded sharp cheddar cheese, divided
• 1 tbsp olive oil or neutral oil for sautéing
• 1 tsp paprika
• 1 tsp dried oregano or thyme
• Salt and freshly ground black pepper, to taste
• Fresh parsley or chives for garnish (optional)

Notes: Yukon Gold yields a creamier texture; Russets give a fluffier bite. Use low-sodium broth if you’re watching salt. Greek yogurt works in place of sour cream for a tang with more protein.

Step-by-step instructions

1. Preheat the oven to 375°F (190°C). Lightly grease a 9×13-inch baking dish.
2. Wash and slice the potatoes very thin (about 1/8-inch). A mandoline speeds this up, but a sharp knife works fine. Rinse slices under cold water and pat dry to remove excess starch.
3. Heat the oil in a large skillet over medium-high heat. Add the chopped onion and sauté until soft and translucent, about 4 minutes. Add the garlic and cook 30 seconds more until fragrant.
4. Add the ground beef to the skillet and break it up with a spoon. Brown until no pink remains, about 6–8 minutes. Season with paprika, oregano, salt, and pepper. Drain excess fat if the mixture looks very greasy.
5. Stir in 3/4 cup of the beef broth and the sour cream (or Greek yogurt). Simmer briefly until the mixture is combined and slightly reduced. Taste and adjust seasoning.
6. Layer half the potato slices in the prepared baking dish in an even layer. Spoon half the beef mixture over the potatoes. Repeat with the remaining potato slices and beef mixture. Pour the remaining 1/4 cup of broth around the edges of the dish to help steam the potatoes.
7. Cover the dish tightly with foil and bake for 35–45 minutes, or until the potatoes are tender when pierced with a knife.
8. Remove the foil and evenly sprinkle the remaining cheese across the top. Bake uncovered for 8–12 minutes, until the cheese is bubbly and lightly golden. For an extra-crisp top, broil 1–2 minutes while watching closely.
9. Let the casserole rest 5–10 minutes to set before slicing. Garnish with chopped parsley or chives if desired.
10. Serve warm with a simple green salad, steamed green beans, or crusty bread for mopping up juices.

Best ways to enjoy it

This casserole is a weeknight hero but also fits a potluck or casual weekend meal. Serve it with a crisp salad dressed with lemon vinaigrette to cut the richness. Sautéed green beans or roasted Brussels sprouts offer texture contrast. For a retro comfort pairing, try it alongside a hobo-style skillet in the same flavor family — the two casseroles make a nostalgic, crowd-friendly spread: Hobo Casserole with Ground Beef & Potatoes.

Storage and reheating tips

• Refrigerate: Cool to room temperature then cover and refrigerate within 2 hours. Keeps 3–4 days.
• Reheat: Warm individual portions in the microwave until steaming hot, or reheat the whole dish at 350°F (175°C) covered for 15–20 minutes, then uncovered 5–10 minutes to refresh the top. Internal temperature should reach 165°F (74°C).
• Freeze: Freeze portions in airtight containers for up to 3 months. Thaw overnight in the refrigerator before reheating; add a few minutes to oven time if reheating from partially frozen.

Food safety tip: Always reheat leftovers until piping hot and avoid leaving the casserole at room temperature for extended periods.

Pro chef tips

• Slice potatoes uniformly: Even slices ensure consistent cook time. A mandoline gives the best result; if using a knife, aim for even thickness.
• Reduce watery layers: Rinse and thoroughly pat dry potato slices to avoid excess moisture. Drain and blot the browned beef if it releases a lot of fat.
• Shorten bake time: Partially cook (parboil) the potato slices for 3–4 minutes to speed baking on busy nights.
• Cheese distribution: Reserve some cheese for the final bake so the topping gets that golden, bubbly finish.
• Let it rest: A short rest sets the layers and makes cleaner slices.

Recipe variations

• Lighter version: Use 90/10 ground beef and Greek yogurt in place of sour cream for fewer calories.
• Extra veggies: Fold in sautéed mushrooms, bell peppers, or spinach with the beef for added nutrients.
• Spicy kick: Add 1/2 tsp cayenne or a chopped jalapeño to the beef while cooking.
• Different cheeses: Try a mix of sharp cheddar and Monterey Jack or a milder Colby for a creamier melt.
• Make it vegetarian: Swap ground beef for cooked lentils or chopped, sautéed mushrooms and use vegetable broth.

Common questions

Q: How long does this casserole take from start to finish?
A: Plan for about 15–20 minutes active prep (slicing potatoes, browning beef) and 45–60 minutes baking, plus a 5–10 minute rest — roughly 1 hour 10 minutes total.

Q: Can I use frozen potatoes?
A: It’s doable but trickier. Thaw and pat dry frozen slices to remove excess moisture; you may need to increase bake time slightly. Fresh slices give the best texture.

Q: Can I make this ahead and bake later?
A: Yes. Assemble the casserole, cover tightly, and refrigerate up to 24 hours before baking. Add a few extra minutes to the baking time if it’s cold from the fridge.

Q: Is shredded pre-shredded cheese okay to use?
A: Pre-shredded cheese works and saves time, but it often contains anti-caking agents that can slightly affect melt and texture. Freshly shredded cheese will melt more smoothly.

Q: How do I reduce sodium?
A: Use low-sodium beef broth, reduce or omit added salt, and choose lower-sodium cheese if available. Taste the beef mixture before assembling and adjust carefully.

Q: Can I freeze the assembled casserole before baking?
A: Yes. Freeze covered for up to 3 months. Thaw overnight in the refrigerator and bake as directed, adding 10–15 minutes to the covered baking time if still chilled.

Conclusion

For a classic, family-friendly dinner that’s both comforting and straightforward, this Cheesy Ground Beef & Potato Casserole delivers. If you want a slightly different take or an extra reference for layering potatoes and beef, see this similar recipe: Ground Beef Potato Casserole (Easy + Cheesy).

Print