This cheesy potato casserole is the ultimate comfort food, perfect for family gatherings or a cozy night in. With its creamy, cheesy interior and crunchy topping, it's sure to be a hit with everyone at the table. The combination of potatoes, cheddar cheese, and sour cream creates a rich and satisfying dish that will leave you craving more.
If you don't usually keep cream of chicken soup or cornflakes in your pantry, you might need to pick these up at the supermarket. The cream of chicken soup adds a creamy texture and depth of flavor, while the cornflakes provide a delightful crunch on top. Make sure to also grab some cheddar cheese and sour cream if you don't have them on hand.

Ingredients For Cheesy Potato Casserole
Potatoes: The base of the casserole, providing a hearty and filling texture.
Cheddar cheese: Adds a rich, cheesy flavor and creamy texture to the dish.
Sour cream: Contributes to the creaminess and tanginess of the casserole.
Cream of chicken soup: Enhances the creamy texture and adds depth of flavor.
Cornflakes: Provides a crunchy topping that contrasts nicely with the creamy interior.
Butter: Used to mix with the cornflakes for a buttery, crispy topping.
Salt: Enhances the overall flavor of the dish.
Black pepper: Adds a touch of heat and balances the flavors.
Technique Tip for This Recipe
When preparing the potatoes, make sure to cut them into uniform cubes to ensure even cooking. This will help achieve a consistent texture throughout the casserole. Additionally, for a richer flavor, consider using a mix of cheddar cheese and gruyere cheese. If you prefer a crunchier topping, you can toast the cornflakes in a dry pan before mixing them with the melted butter.
Suggested Side Dishes
Alternative Ingredients
potatoes - Substitute with sweet potatoes: Sweet potatoes add a different flavor profile and a touch of sweetness, while still providing a similar texture.
shredded cheddar cheese - Substitute with mozzarella cheese: Mozzarella melts well and provides a creamy texture, though it has a milder flavor compared to cheddar.
sour cream - Substitute with Greek yogurt: Greek yogurt offers a similar tangy flavor and creamy consistency, with added protein.
cream of chicken soup - Substitute with cream of mushroom soup: Cream of mushroom soup provides a similar creamy texture and can add a different but complementary flavor.
crushed cornflakes - Substitute with panko breadcrumbs: Panko breadcrumbs offer a similar crunchy topping and can be seasoned to taste.
melted butter - Substitute with olive oil: Olive oil provides a healthier fat option and can add a subtle flavor.
salt - Substitute with soy sauce: Soy sauce can add a similar level of saltiness along with an umami boost.
black pepper - Substitute with white pepper: White pepper offers a similar spiciness but with a slightly different flavor profile.
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How to Store or Freeze This Casserole
- Allow the cheesy potato casserole to cool completely at room temperature before storing. This helps prevent condensation, which can make the dish soggy.
- Transfer the cooled casserole to an airtight container. If you prefer, you can also cover the baking dish tightly with aluminum foil or plastic wrap.
- Store the casserole in the refrigerator for up to 3-4 days. When ready to reheat, preheat your oven to 350°F (175°C) and bake until heated through, about 20-30 minutes.
- For longer storage, consider freezing the casserole. Wrap the entire baking dish in a layer of plastic wrap, followed by a layer of aluminum foil. This double layer helps prevent freezer burn.
- Alternatively, you can portion the casserole into individual servings and store them in freezer-safe containers or zip-top bags. This makes reheating easier and more convenient.
- Label the containers with the date so you can keep track of how long the casserole has been stored. Frozen cheesy potato casserole can be kept for up to 2-3 months.
- When ready to enjoy, thaw the casserole in the refrigerator overnight. Reheat in a preheated oven at 350°F (175°C) until warmed through, approximately 30-40 minutes.
- If reheating from frozen, cover the casserole with aluminum foil and bake at 350°F (175°C) for about 1 hour. Remove the foil for the last 15 minutes to allow the top to crisp up.
- For a quicker reheating option, you can use the microwave. Place individual portions on a microwave-safe plate and heat on medium power until hot, stirring occasionally to ensure even heating.
How to Reheat Leftovers
Oven Method:
- Preheat your oven to 350°F (175°C).
- Place the leftover cheesy potato casserole in an oven-safe dish.
- Cover the dish with aluminum foil to prevent the top from over-browning.
- Heat for about 20-25 minutes, or until the potatoes are heated through and the cheese is bubbly.
Microwave Method:
- Transfer a portion of the casserole to a microwave-safe plate.
- Cover with a microwave-safe lid or microwave-safe plastic wrap, leaving a small vent for steam to escape.
- Heat on medium power for 2-3 minutes, then check the temperature.
- Stir and continue heating in 1-minute intervals until thoroughly warmed.
Stovetop Method:
- Place a non-stick skillet over medium heat.
- Add a small amount of butter or olive oil to the skillet.
- Add the leftover cheesy potato casserole to the skillet.
- Stir occasionally to prevent sticking, and heat until the potatoes and cheese are warmed through, about 10-15 minutes.
Air Fryer Method:
- Preheat your air fryer to 350°F (175°C).
- Place the leftover casserole in an air fryer-safe dish.
- Heat for about 10-15 minutes, checking halfway through to ensure even heating.
- If the top starts to brown too quickly, cover with a small piece of aluminum foil.
Slow Cooker Method:
- Transfer the leftover cheesy potato casserole to your slow cooker.
- Set the slow cooker to low heat.
- Cover and heat for 2-3 hours, stirring occasionally to ensure even heating.
Best Tools for This Recipe
Oven: Used to bake the casserole at a consistent temperature of 350°F (175°C) to ensure even cooking.
Large mixing bowl: Essential for combining the potatoes, cheddar cheese, sour cream, cream of chicken soup, salt, and pepper thoroughly.
Greased baking dish: This dish holds the potato mixture and ensures it doesn't stick to the sides while baking.
Small bowl: Used to mix the crushed cornflakes with the melted butter before sprinkling them on top of the casserole.
Measuring cups: Necessary for accurately measuring the ingredients like potatoes, cheddar cheese, sour cream, and crushed cornflakes.
Measuring spoons: Used to measure smaller quantities of ingredients like salt and black pepper.
Peeler: Handy for peeling the potatoes before cubing them.
Knife: Essential for cubing the peeled potatoes into uniform pieces.
Cutting board: Provides a safe and stable surface for cutting the potatoes.
Mixing spoon: Used to mix the ingredients together in the large mixing bowl.
Spatula: Useful for transferring the potato mixture from the mixing bowl to the greased baking dish.
Oven mitts: Important for safely handling the hot baking dish when placing it in and removing it from the oven.
How to Save Time on This Recipe
Use pre-cut potatoes: Save time by using pre-cut potatoes from the store instead of peeling and cubing them yourself.
Shredded cheese: Buy pre-shredded cheddar cheese to avoid the extra step of shredding it at home.
Microwave potatoes: Partially cook the potatoes in the microwave for a few minutes before mixing to reduce oven time.
Ready-made soup: Use a can of cream of chicken soup instead of making it from scratch.
Pre-crushed cornflakes: Purchase pre-crushed cornflakes or crush them in bulk ahead of time to save a step.

Cheesy Potato Casserole
Ingredients
Main Ingredients
- 4 cups potatoes, peeled and cubed
- 2 cups shredded cheddar cheese
- 1 cup sour cream
- 1 can cream of chicken soup
- 1 cup crushed cornflakes
- 0.5 cup melted butter
- 1 teaspoon salt
- 0.5 teaspoon black pepper
Instructions
- Preheat your oven to 350°F (175°C).
- In a large mixing bowl, combine the potatoes, cheddar cheese, sour cream, cream of chicken soup, salt, and pepper.
- Transfer the mixture to a greased baking dish.
- In a small bowl, mix the crushed cornflakes with the melted butter, then sprinkle over the potato mixture.
- Bake in the preheated oven for 1 hour, or until the top is golden brown and the potatoes are tender.
Nutritional Value
Keywords
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