Scalloped potatoes are a classic comfort food that brings warmth and satisfaction to any meal. This dish features layers of tender potatoes and onions smothered in a creamy, cheesy sauce, making it a perfect side for any occasion. Whether you're hosting a family dinner or a holiday feast, scalloped potatoes are sure to be a crowd-pleaser.
Most of the ingredients for this recipe are commonly found in your kitchen. However, if you don't usually stock cheddar cheese or all-purpose flour, you might need to pick these up at the supermarket. Make sure to get a good quality cheddar cheese for the best flavor, and ensure your potatoes are fresh and firm.

Ingredients For Scalloped Potatoes Recipe
Potatoes: The main ingredient, providing the base for the dish. Choose fresh, firm potatoes for the best texture.
Onion: Adds a sweet and savory flavor that complements the potatoes and cheese.
Cheddar cheese: Provides a rich, creamy, and slightly tangy flavor. Opt for a good quality cheese for the best results.
Butter: Used to create the roux, which thickens the sauce and adds a rich, buttery flavor.
All-purpose flour: Combined with butter to make the roux, which thickens the sauce.
Milk: The base of the creamy sauce. Whole milk is preferred for a richer texture.
Salt: Enhances the flavors of the dish.
Pepper: Adds a slight heat and depth of flavor to the sauce.
Technique Tip for This Recipe
When making scalloped potatoes, ensure the potatoes are sliced uniformly thin. This helps them cook evenly and absorb the sauce better. A mandoline slicer can be very useful for achieving consistent slices.
Suggested Side Dishes
Alternative Ingredients
potatoes - Substitute with sweet potatoes: Sweet potatoes add a slightly sweet flavor and a vibrant color to the dish.
onion - Substitute with shallots: Shallots provide a milder and slightly sweeter taste compared to onions.
cheddar cheese - Substitute with gruyere cheese: Gruyere cheese melts well and offers a rich, nutty flavor.
butter - Substitute with olive oil: Olive oil is a healthier fat alternative and adds a subtle fruity flavor.
all-purpose flour - Substitute with cornstarch: Cornstarch is a gluten-free option that thickens sauces effectively.
milk - Substitute with heavy cream: Heavy cream makes the dish richer and creamier.
salt - Substitute with sea salt: Sea salt has a more complex flavor and can enhance the overall taste.
pepper - Substitute with white pepper: White pepper has a milder flavor and won't add black specks to the dish.
Alternative Recipes Similar to This Dish
How To Store / Freeze This Dish
Allow the scalloped potatoes to cool completely before storing. This helps prevent condensation, which can make the dish soggy.
Transfer the cooled scalloped potatoes to an airtight container. If you don't have a container large enough, you can use a baking dish covered tightly with plastic wrap or aluminum foil.
Store the container in the refrigerator. Scalloped potatoes can be kept in the fridge for up to 3-4 days.
For freezing, portion the scalloped potatoes into individual servings. This makes it easier to reheat only what you need.
Wrap each portion tightly with plastic wrap, then place them in a freezer-safe bag or container. Label with the date to keep track of freshness.
Place the wrapped portions in the freezer. Scalloped potatoes can be frozen for up to 2-3 months.
To reheat, thaw the scalloped potatoes in the refrigerator overnight. This ensures even reheating and prevents the dish from becoming watery.
Preheat your oven to 350°F (175°C). Transfer the thawed scalloped potatoes to an oven-safe dish and cover with aluminum foil.
Bake for 20-25 minutes, or until heated through. Remove the foil for the last 5 minutes to allow the top to crisp up.
Alternatively, you can reheat individual portions in the microwave. Place the scalloped potatoes on a microwave-safe plate and cover with a microwave-safe lid or another plate to retain moisture.
Microwave on medium power for 2-3 minutes, checking and stirring halfway through to ensure even heating.
How To Reheat Leftovers
Oven Method:
- Preheat your oven to 350°F (175°C).
- Transfer the scalloped potatoes to an oven-safe dish if they aren't already in one.
- Cover the dish with aluminum foil to prevent the cheese from drying out.
- Bake for 20-25 minutes, or until the potatoes are heated through and the cheese is bubbly.
- For a crispy top, remove the foil for the last 5 minutes of baking.
Microwave Method:
- Place a portion of the scalloped potatoes in a microwave-safe dish.
- Cover the dish with a microwave-safe lid or plastic wrap, leaving a small vent for steam to escape.
- Heat on medium power for 2-3 minutes, then stir.
- Continue heating in 1-minute increments until the potatoes are warmed through.
- Let it sit for a minute before serving to allow the heat to distribute evenly.
Stovetop Method:
- Place the scalloped potatoes in a non-stick skillet or saucepan.
- Add a splash of milk or cream to help rehydrate the dish.
- Cover and heat over medium-low heat, stirring occasionally, for about 10-15 minutes.
- Once the potatoes are heated through and the cheese is melted, serve immediately.
Air Fryer Method:
- Preheat the air fryer to 350°F (175°C).
- Place the scalloped potatoes in an air fryer-safe dish.
- Heat for 10-15 minutes, checking halfway through to ensure even heating.
- For a crispy top, you can add a bit more cheese in the last 5 minutes of heating.
Best Tools for This Recipe
Oven: Used to bake the scalloped potatoes at a consistent temperature of 375°F (190°C).
Saucepan: Essential for melting the butter and preparing the creamy sauce with flour and milk.
Whisk: Helps in stirring the flour into the melted butter and ensuring a smooth, lump-free sauce.
Measuring cups: Necessary for accurately measuring the milk, flour, and other ingredients.
Knife: Used to thinly slice the potatoes and chop the onions.
Cutting board: Provides a safe surface for slicing potatoes and chopping onions.
Baking dish: The vessel in which the layered potatoes, onions, and sauce are baked.
Aluminum foil: Used to cover the baking dish, ensuring the potatoes cook evenly and retain moisture.
Cheese grater: Essential for shredding the cheddar cheese that will be sprinkled on top.
Mixing spoon: Useful for stirring the sauce and layering the ingredients in the baking dish.
Oven mitts: Protects your hands when placing the dish in and taking it out of the hot oven.
How to Save Time on This Recipe
Pre-slice potatoes: Use a mandoline slicer to quickly and uniformly slice the potatoes.
Pre-chop onions: Chop onions in advance and store them in an airtight container.
Pre-shred cheese: Buy pre-shredded cheddar cheese to save time.
Make sauce ahead: Prepare the sauce the night before and refrigerate.
Use a food processor: A food processor can speed up chopping and slicing tasks.
Layer efficiently: Arrange your potatoes and onions in the baking dish while the sauce is cooking.

Scalloped Potatoes Recipe
Ingredients
Main Ingredients
- 4 cups potatoes, thinly sliced
- 1 cup onion, chopped
- 2 cups cheddar cheese, shredded
- 2 tablespoon butter
- 2 tablespoon all-purpose flour
- 1.5 cups milk
- to taste salt and pepper
Instructions
- Preheat oven to 375°F (190°C).
- In a saucepan, melt butter over medium heat. Stir in flour and cook for 1-2 minutes.
- Gradually add milk, stirring constantly until the mixture thickens and bubbles. Season with salt and pepper.
- In a greased baking dish, layer half of the potatoes and onions. Pour half of the sauce over the top. Repeat layers.
- Sprinkle shredded cheese on top.
- Cover with aluminum foil and bake for 45 minutes. Remove foil and bake for an additional 15 minutes, or until potatoes are tender and cheese is golden brown.
Nutritional Value
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