When it comes to classic comfort food, few dishes compare to this Cheesy Potato Casserole.
With tender potatoes smothered in a rich, creamy cheese sauce and topped with buttery dots and paprika, it’s a guaranteed crowd-pleaser.
Whether for holidays, family dinners, or potlucks, this casserole brings warm, satisfying flavors to the table with minimal effort.
Why I Love This Recipe
Uses convenient frozen potatoes for easy prep
Rich, cheesy sauce made with sharp cheddar and cream
Balanced seasoning with salt, mustard, pepper, and nutmeg
Overnight refrigeration intensifies flavor and texture
Perfect for holiday meals, family dinners, or potluck contributions
What You’ll Need (Ingredient Highlights)
Simply Potatoes frozen potatoes — Time-saving base with great texture.
Milk and whipping cream — Create a luscious, creamy sauce.
Sharp cheddar cheese — Adds bold, cheesy flavor.
Butter and paprika — For richness and beautiful color.
Kosher salt, dry mustard, pepper, nutmeg — Build layered, savory seasoning.
Pro Tips Before You Start
Butter your casserole dish generously to prevent sticking.
Whisk sauce continuously to avoid lumps and ensure smoothness.
Use sharp cheddar for best flavor and meltability.
Cover tightly during refrigeration to keep the casserole moist.
Allow casserole to rest a few minutes after baking before serving.
How to Make Cheesy Potato Casserole
Step 1: Prepare the Dish
Butter an 8 x 8-inch casserole dish generously.
Spread the frozen potatoes evenly in the dish.
Step 2: Make the Cheese Sauce
In a medium saucepan over medium-high heat, combine milk, whipping cream, kosher salt, dry mustard, pepper, and nutmeg.
Whisk constantly until the mixture is nearly boiling.
Step 3: Add Cheese
Reduce heat to low.
Add shredded sharp cheddar cheese and stir until melted and smooth.
Step 4: Combine and Cool
Pour the cheese sauce evenly over the potatoes. Allow to cool slightly.
Step 5: Add Butter and Paprika
Dot the casserole with butter slices, then sprinkle paprika over the top.
Cover tightly with plastic wrap.
Step 6: Refrigerate Overnight
Place the casserole in the fridge for at least 12 hours or overnight to let flavors meld.
Step 7: Bake
Preheat oven to 350°F.
Remove plastic wrap and bake uncovered for 45 minutes until bubbly and golden.
What to Serve It With
Roasted or grilled meats like chicken, pork, or beef
Fresh green salads or steamed vegetables
Cranberry sauce or applesauce for a touch of sweetness
Dinner rolls or crusty bread to soak up the sauce
Classic holiday sides like glazed carrots or green bean casserole
Variations / Substitutions
Use sharp white cheddar or a cheese blend for different flavor profiles
Add cooked bacon or caramelized onions for extra richness
Sprinkle extra cheese on top before baking for a crustier finish
Use half-and-half instead of whipping cream for a lighter sauce
Add fresh herbs like thyme or parsley for brightness
Storage & Leftovers
Store leftovers covered in the refrigerator for up to 3 days.
Reheat gently in the oven to maintain creamy texture.
Not recommended for freezing due to changes in texture.
FAQs
Can I use fresh potatoes instead of frozen?
Frozen potatoes save time, but you can use peeled, diced fresh potatoes par-cooked first.
Is this recipe suitable for a crowd?
Yes, easily doubled or tripled in a larger casserole dish.
Can I prepare the casserole fully ahead of time?
Yes, refrigerate overnight as directed and bake just before serving.
Can I use different cheeses?
Cheddar works best, but mozzarella or Monterey Jack can be used.
How do I prevent the casserole from drying out?
Cover tightly during refrigeration and don’t overbake.
Can I make this dairy-free?
Substitute dairy-free milk, cream, and cheese alternatives.
How do I get a crispy top?
Add extra cheese or breadcrumbs and broil briefly at the end.
Final Thoughts
This Cheesy Potato Casserole is the ultimate comfort side dish—rich, creamy, and easy to prepare.
Its luscious cheese sauce and tender potatoes bring everyone to the table for seconds.
Whether for special occasions or cozy dinners, this casserole never fails to satisfy.

Ingredients
- 20 oz Simply Potatoes 1 bag
- ¾ cup milk any kind
- ¾ cup whipping cream
- 1 tsp kosher salt
- 1 tsp dry mustard
- Generous dash pepper and nutmeg
- 1 cup shredded sharp cheddar cheese
- 3 tbsp butter divided into 6 slices
- Paprika for sprinkling
Instructions
- Butter an 8 x 8-inch casserole dish. Spread frozen potatoes evenly.
- In a saucepan over medium-high heat, combine milk, cream, salt, mustard, pepper, and nutmeg.
- Whisk until nearly boiling.
- Reduce heat; stir in cheddar cheese until melted.
- Pour sauce over potatoes; let cool slightly.
- Dot with butter slices and sprinkle paprika. Cover tightly with plastic wrap.
- See full steps with tips & photos → https://p4pd.org/cheesy-potato-casserole/
Notes
- For extra crunch, top with crushed crackers or breadcrumbs before baking.
- You can use fresh potatoes if desired—just parboil and shred or dice them first.