Slow-Cooker Scalloped Potatoes

This creamy and cheesy slow-cooker scalloped potatoes recipe is a comforting and easy-to-make side dish. Using a slow cooker ensures perfectly tender potatoes layered with Gruyere cheese and a flavorful cream sauce. With minimal prep and hands-off cooking, this dish is perfect for holidays or cozy dinners.

Full Recipe:

Ingredients

  • 1 tablespoon unsalted butter, at room temperature
  • 1 cup heavy cream
  • 3/4 cup low-sodium chicken broth
  • 4 tablespoons all-purpose flour
  • 1 tablespoon fresh thyme leaves, lightly chopped
  • 2 1/2 pounds Idaho potatoes, peeled and sliced about 1/8 inch thick (about 5 potatoes)
  • 6 ounces grated Gruyere cheese (about 2 cups)
  • Kosher salt and freshly grated black pepper, to taste

Directions

Step 1
Lightly butter the bottom and sides (up to 2 inches) of a 6-quart slow cooker insert.

Step 2
In a measuring cup, whisk together the heavy cream, chicken broth, flour, and thyme.

Step 3
Arrange 1/3 of the sliced potatoes in an overlapping layer at the bottom of the slow cooker. Sprinkle 1/3 of the Gruyere cheese, 3/4 teaspoon salt, and some freshly grated black pepper. Drizzle 1/3 of the cream mixture over the layer.

Step 4
Repeat the layering process two more times with the remaining potatoes, cheese, seasonings, and cream mixture.

Step 5
Press the potatoes down firmly to ensure they are fully submerged in the liquid. Cover and cook on high for 4 1/2 to 5 hours until the potatoes are tender and the sauce has thickened.

Step 6
Turn off the slow cooker and let the potatoes rest for 15 minutes before serving. The sauce will continue to thicken as it sits.

Nutrients (Per Serving, Approximate)

  • Calories: ~320 kcal
  • Protein: ~10g
  • Carbohydrates: ~35g
  • Fat: ~18g
  • Fiber: ~4g
  • Sugar: ~3g
  • Sodium: ~400mg

Why Use a Slow Cooker for Scalloped Potatoes?

Traditional scalloped potatoes are often baked in the oven, but using a slow cooker has several advantages:

  • Even Cooking: The gentle heat of the slow cooker ensures that the potatoes cook thoroughly and remain tender without burning or drying out.
  • Hands-Off Convenience: Once the ingredients are layered, the slow cooker does all the work, freeing you up to focus on other dishes or simply relax.
  • Perfect for Large Gatherings: The slow cooker keeps the potatoes warm after cooking, making it easy to serve them at the perfect temperature.
  • No Need for Constant Stirring: Unlike stovetop methods, where you have to watch and stir, the slow cooker allows the flavors to meld together effortlessly.

The Secret to Creamy, Flavorful Scalloped Potatoes

The magic of this dish lies in the layers. The potatoes are sliced thin and arranged in alternating layers with shredded Gruyere cheese and a seasoned cream sauce. Each layer is packed with flavor, ensuring that every bite is rich and satisfying.

The combination of heavy cream and chicken broth creates a smooth, velvety sauce that thickens as it cooks. Fresh thyme adds a subtle earthiness, while the Gruyere cheese provides a nutty, slightly sharp taste that complements the creamy texture perfectly.

Why Gruyere Cheese?

Gruyere is the star of this dish, and for good reason. This Swiss cheese is known for its smooth melting properties and rich, slightly sweet, and nutty flavor. When heated, it melts beautifully into the cream sauce, coating the potatoes in a deliciously cheesy layer.

If Gruyere isn’t available, you can substitute it with other melty cheeses like:

  • Sharp Cheddar: Adds a stronger, tangy flavor.
  • Fontina: Offers a buttery, mild taste that melts beautifully.
  • Gouda: Provides a creamy, slightly smoky flavor.
  • Parmesan: Can be mixed in for extra depth, though it doesn’t melt as smoothly.

The Best Potatoes for Scalloped Potatoes

The type of potatoes you use can make a significant difference in texture and flavor. Idaho potatoes (also known as Russet potatoes) are the best choice for this recipe because:

  • They Have a High Starch Content: This helps the sauce thicken naturally without needing excessive flour or cornstarch.
  • They Absorb Flavor Well: The creamy sauce seeps into the layers, making every bite rich and flavorful.
  • They Become Tender Without Falling Apart: When cooked properly, Idaho potatoes hold their shape while still becoming melt-in-your-mouth soft.

If you prefer a slightly firmer texture, Yukon Gold potatoes are another excellent option. They have a buttery flavor and a smooth texture that works well in slow-cooked dishes.

Layering is Key for the Perfect Texture

One of the most important steps in making slow cooker scalloped potatoes is layering the ingredients properly. Here’s why:

  • Even Cooking: By arranging the potatoes in overlapping layers, you ensure that they cook uniformly without any raw or undercooked spots.
  • Better Flavor Distribution: Each layer of potatoes is coated with cheese and cream, so every bite is infused with flavor.
  • Preventing Dry Pockets: Proper layering helps distribute the sauce evenly, preventing any dry or unseasoned sections.

After layering, pressing the potatoes down ensures they are fully submerged in the sauce, allowing them to soak up all the delicious flavors as they cook.

Perfect for Holidays and Gatherings

Scalloped potatoes are a classic holiday side dish, often served alongside roasted meats and festive main courses. Here’s why this slow cooker version is perfect for special occasions:

  • Keeps the Oven Free: Since the slow cooker does all the work, your oven remains available for roasting turkey, ham, or other holiday dishes.
  • Stays Warm for Hours: The slow cooker keeps the dish at the perfect serving temperature, making it easy to serve guests at any time.
  • Scalable Recipe: You can double the ingredients in a larger slow cooker to feed a crowd.

Whether you’re preparing Thanksgiving dinner, a Christmas feast, or an Easter brunch, these scalloped potatoes will be a favorite at the table.

Serving Suggestions

Slow cooker scalloped potatoes pair well with a variety of main courses. Some delicious pairings include:

  • Roast Beef or Prime Rib: The creamy potatoes balance the bold, meaty flavors.
  • Glazed Ham: The sweetness of ham complements the rich, cheesy potatoes.
  • Grilled Chicken: A simple, herb-marinated chicken contrasts nicely with the decadent sauce.
  • Vegetarian Entrées: Serve alongside roasted vegetables or a hearty lentil loaf for a satisfying vegetarian meal.

Tips for the Best Slow Cooker Scalloped Potatoes

To achieve the perfect scalloped potatoes, keep these expert tips in mind:

  • Use a Mandoline for Even Slices: Consistently thin slices (about 1/8 inch) ensure even cooking. If the slices are too thick, they may take longer to cook.
  • Whisk the Sauce Well: Make sure the flour is fully incorporated into the cream and broth mixture to prevent lumps in the sauce.
  • Season Each Layer: Lightly seasoning each layer of potatoes ensures balanced flavor throughout the dish.
  • Don’t Lift the Lid Too Often: Keeping the lid closed helps maintain a steady cooking temperature and prevents the sauce from drying out.
  • Let It Rest Before Serving: Allowing the dish to sit for 10-15 minutes after cooking helps the sauce thicken, making for easier serving.

Customizing the Recipe

This recipe is versatile and can be easily customized to suit different tastes:

  • Make It Spicier: Add a pinch of cayenne pepper or red pepper flakes for a little heat.
  • Add Protein: Stir in cooked bacon, diced ham, or crumbled sausage for extra heartiness.
  • Use Different Herbs: Swap thyme for rosemary, sage, or parsley for a unique flavor twist.
  • Make It Vegetarian: Use vegetable broth instead of chicken broth for a completely meat-free version.
  • Top with Extra Cheese: A sprinkle of Parmesan or a handful of crispy breadcrumbs on top adds a delicious finishing touch.

Conclusion

Slow cooker scalloped potatoes are a game-changer for anyone looking for a rich, creamy, and cheesy side dish with minimal effort. By using the slow cooker, you achieve perfectly tender potatoes infused with Gruyere cheese and a flavorful thyme-infused cream sauce. This method not only ensures an easy cooking process but also frees up valuable oven space, making it ideal for holiday meals and family gatherings.

Whether paired with a roasted main course or enjoyed on their own, these scalloped potatoes are guaranteed to be a crowd-pleaser. With their irresistible texture, deep flavors, and customizable nature, this dish will quickly become a staple in your recipe collection. Try it out, and enjoy the comforting goodness of slow-cooked, cheesy potatoes!

 

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