There's a certain magic in the way simple ingredients come together to create something deeply satisfying. This Scalloped Irish Potato Pie is my homage to the humble potato, a staple that has sustained generations in Ireland. It's more than a side dish; it's a warm embrace on a cold evening, a story told through layers of creamy goodness.
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I remember my first trip to the Emerald Isle, where I was served a version of this dish in a cozy pub in County Kerry. The crust was golden and crisp, the interior tender and creamy, and the flavor was pure comfort. I knew I had to recreate it at home, and after many experiments, this recipe is my favorite. It's perfect for St. Patrick's Day, a family dinner, or any time you need a little comfort.
This pie is a celebration of texture and flavor. Thinly sliced potatoes are bathed in a luxurious cream sauce infused with garlic and thyme, then layered with sharp cheddar and a touch of Parmesan. The result is a dish that's crispy on top, creamy in the middle, and utterly irresistible.
Why You'll Love This Recipe
About the Ingredients
2 lbs (900g) russet potatoes, peeled
Russets are ideal for their high starch content, which gives a creamy texture. Yukon Golds also work well. Look for firm, unblemished potatoes.
1 cup (240ml) heavy cream
Heavy cream provides richness. For a lighter version, use half-and-half, but the sauce will be thinner. You can also use a splash of milk.
1 cup (240ml) whole milk
Whole milk adds creaminess without being too heavy. You can use 2% or skim, but the sauce will be less rich.
2 cloves garlic, minced
Fresh garlic is essential for flavor. You can substitute with 1/2 teaspoon garlic powder if needed.
1 teaspoon fresh thyme leaves
Thyme adds an earthy, aromatic note. If using dried, use 1/2 teaspoon.
1 1/2 cups (170g) sharp cheddar cheese, shredded
Sharp cheddar gives a robust flavor. Feel free to substitute with Gruyere, Irish cheddar, or a mix of your favorites.
1/2 cup (50g) grated Parmesan cheese
Parmesan adds a salty, nutty depth. Pecorino Romano is a good substitute.
2 tablespoons (28g) unsalted butter
Butter adds richness and helps brown the top. You can use salted butter, but adjust the added salt accordingly.
1 teaspoon salt
Salt enhances all the flavors. Adjust to taste, especially if your cheese is salty.
1/2 teaspoon black pepper, freshly ground
Freshly ground pepper is best for flavor. You can use pre-ground if that's what you have.
Tips & Tricks
- Slice the potatoes thinly and uniformly (about 1/8-inch thick) so they cook evenly. A mandoline makes this easy.
- Don't skip the resting time after baking. It allows the sauce to thicken and the layers to set, making it easier to slice and serve.
- If the top is browning too quickly, cover the dish loosely with foil for the last 15 minutes of baking.
Pro Tips
Step-by-Step Instructions
1. Preheat and Prepare
Preheat your oven to 375°F (190°C). Grease a 9-inch pie dish or a 2-quart baking dish with butter. This prevents sticking and adds flavor.
2. Slice the Potatoes
Using a mandoline or a sharp knife, slice the potatoes into 1/8-inch thick rounds. Aim for uniform thickness to ensure even cooking. Place them in a bowl of cold water to prevent browning, then pat dry.
3. Make the Cream Sauce
In a medium saucepan, combine the heavy cream, milk, garlic, thyme, salt, and pepper. Heat over medium heat until just simmering, then remove from heat. This infuses the sauce with flavor.
4. Layer the Potatoes
Arrange a third of the potato slices in the prepared dish, slightly overlapping. Pour a third of the cream mixture over the potatoes, then sprinkle with a third of the cheddar and Parmesan. Repeat with two more layers, ending with the remaining cheese on top.
5. Dot with Butter
Dot the top with the 2 tablespoons of butter. This helps the top brown beautifully and adds richness.
6. Bake Covered
Cover the dish with foil and bake for 30 minutes. This steams the potatoes and helps them cook through without drying out.
7. Uncover and Brown
Remove the foil and bake for an additional 20-25 minutes, or until the top is golden brown and the edges are bubbling. The potatoes should be tender when pierced with a fork.
8. Rest and Serve
Let the pie rest for 10 minutes before serving. This allows the sauce to thicken and the layers to set. Serve warm.
Delicious Variations
- Add a layer of cooked, crumbled bacon or ham between the potato layers for a smoky, savory twist.
- Swap the cheddar for Irish Dubliner cheese or a blend of Gruyere and mozzarella for a different flavor profile.
- For a vegetarian version, add sautéed leeks or caramelized onions between the layers.
How to Store Scalloped Irish Potato Pie
Refrigerator
Store leftovers in an airtight container in the refrigerator for up to 4 days.
Freezer
This dish can be frozen before baking. Assemble the pie, wrap tightly, and freeze for up to 3 months. Bake from frozen, adding 20-30 minutes to the cooking time.
Reheating
Reheat individual portions in the microwave or oven at 350°F (175°C) until heated through.
Frequently Asked Questions
Q: Can I use sweet potatoes instead of regular potatoes?
Yes, you can substitute sweet potatoes for a different flavor and nutritional profile. Keep in mind they cook faster, so reduce the covered baking time by 5-10 minutes.
Q: Can I make this dish ahead of time?
Absolutely! Assemble the pie, cover, and refrigerate for up to 24 hours before baking. You may need to add 10-15 minutes to the baking time since it starts cold.
Q: What is the best potato to use for scalloped potatoes?
Russet or Yukon Gold potatoes are best because they are high in starch and become creamy when baked. Waxy potatoes like red or new potatoes hold their shape too well and won't get as creamy.
Q: How can I make this dish gluten-free?
This recipe is naturally gluten-free as long as you use a gluten-free flour for the roux if you choose to make one. However, this recipe doesn't use flour, so it's already gluten-free. Just ensure your cheese and other ingredients are certified gluten-free.
If you make this Scalloped Irish Potato Pie, I'd love to hear about it! Leave a comment below, rate the recipe, and share your photos with me on social media. Happy cooking, and remember to savor every bite.
Scalloped Irish Potato Pie
Layers of tender potatoes in a rich, cheesy cream sauce, baked until golden and bubbling. The ultimate comfort food with a rustic Irish twist.
🧂 Ingredients
- 2 lbs (900g) russet potatoes, peeled
- 1 cup (240ml) heavy cream
- 1 cup (240ml) whole milk
- 2 cloves garlic, minced
- 1 teaspoon fresh thyme leaves
- 1 1/2 cups (170g) sharp cheddar cheese, shredded
- 1/2 cup (50g) grated Parmesan cheese
- 2 tablespoons (28g) unsalted butter
- 1 teaspoon salt
- 1/2 teaspoon black pepper, freshly ground
📋 Instructions
- 1Preheat and Prepare — Preheat your oven to 375°F (190°C). Grease a 9-inch pie dish or a 2-quart baking dish with butter. This prevents sticking and adds flavor.
- 2Slice the Potatoes — Using a mandoline or a sharp knife, slice the potatoes into 1/8-inch thick rounds. Aim for uniform thickness to ensure even cooking. Place them in a bowl of cold water to prevent browning, then pat dry.
- 3Make the Cream Sauce — In a medium saucepan, combine the heavy cream, milk, garlic, thyme, salt, and pepper. Heat over medium heat until just simmering, then remove from heat. This infuses the sauce with flavor.
- 4Layer the Potatoes — Arrange a third of the potato slices in the prepared dish, slightly overlapping. Pour a third of the cream mixture over the potatoes, then sprinkle with a third of the cheddar and Parmesan. Repeat with two more layers, ending with the remaining cheese on top.
- 5Dot with Butter — Dot the top with the 2 tablespoons of butter. This helps the top brown beautifully and adds richness.
- 6Bake Covered — Cover the dish with foil and bake for 30 minutes. This steams the potatoes and helps them cook through without drying out.
- 7Uncover and Brown — Remove the foil and bake for an additional 20-25 minutes, or until the top is golden brown and the edges are bubbling. The potatoes should be tender when pierced with a fork.
- 8Rest and Serve — Let the pie rest for 10 minutes before serving. This allows the sauce to thicken and the layers to set. Serve warm.



