Scalloped potatoes with russet potatoes, sharp cheddar, blue cheese, Parmesan, butter, milk, onion, and garlic baked until creamy and golden.

I have a bit of a complicated relationship with scalloped potatoes. Growing up, they only appeared on big days — holidays, family gatherings, the kind of meals where everyone suddenly used the “good plates.” So for a long time, I treated scalloped potatoes like something you needed a reason to make. Then one cold evening — no holiday, no guests, just me staring into a fridge that felt oddly judgmental — I decided to stop waiting. These Scalloped Potatoes with Three Cheeses came out of that night. I remember pulling them from the oven and thinking, Wow… this smells like comfort. The sharp cheddar was familiar, the blue cheese was a little daring (I hesitated, not gonna lie), and the Parmesan tied it all together. It felt cozy and bold at the same time. Like sweatpants with lipstick. Ever had a dish that instantly lowers your shoulders? Yeah. This one does that.

Why you’ll Love this Scalloped Potatoes with Three Cheeses?

Here’s the thing: not all scalloped potatoes are created equal. Some are bland. Some are heavy in a way that makes you regret everything by bite three. These Scalloped Potatoes with Three Cheeses hit a sweet spot. The cheddar gives you that classic, “this is what potatoes should taste like” vibe. The blue cheese adds depth — not in a loud, funky way, but in a wait…what is that? way. And the Parmesan? That’s the finisher. Salty, nutty, golden on top. I also appreciate that this recipe uses milk instead of cream. It still turns out rich and silky, but it doesn’t feel like it’s punishing you for enjoying it. I won’t say it’s light — let’s not lie to each other — but it’s balanced.

Ingredient Notes

Before you start, it helps to understand why these ingredients work together. This isn’t about being fancy — it’s about intention.

• Russet potatoes: These are essential. They soften beautifully and release enough starch to naturally thicken the sauce. Other potatoes try… but russets understand the assignment.
• Extra-sharp cheddar: Sharp is non-negotiable here. Mild cheddar just disappears once baked, and that’s not what we’re here for.
• Danish blue cheese: I hesitated the first time. I get it. But it mellows in the oven and adds richness without stealing the show.
• Parmesan: This is the backbone flavor. It’s subtle, salty, and helps create that golden crust everyone fights over.
• Butter, onion, and garlic: Simple, classic, reliable. The flavor base you don’t think about until it’s missing.
• Whole milk: Creamy without going overboard. It lets the cheese shine instead of competing.

How to Make Scalloped Potatoes with Three Cheeses?

1. Start by getting the oven hot and buttering your dish. That alone feels like progress. Mix your cheeses together and set them aside — future you will appreciate this. Then layer half of your sliced potatoes into the dish. Overlap them a bit. Don’t stress about perfection. These are scalloped potatoes, not a geometry test.
2. Now the sauce. Melt the butter, soften the onions, add the garlic, and let it all smell amazing for a minute or two. Stir in the flour and milk and don’t panic if it looks thin at first — it thickens as it heats. Once it does, add half of the cheese mixture and stir until smooth. At this point, I usually sneak a taste. For quality control. Obviously.
3. Pour half the sauce over the potatoes, add the rest of the potatoes, then top with the remaining sauce. Cover tightly and bake. This part takes patience — something I don’t naturally have — but it matters. When you uncover the dish and sprinkle on the rest of the cheese, it’s like flipping a switch. The edges bubble, the top turns golden, and suddenly the kitchen smells like something worth waiting for. Let it rest before serving. I know it’s tempting. I’ve burned my mouth enough times to say this with authority.

Storage Options

If you have leftovers — and that’s a big if — these Scalloped Potatoes with Three Cheeses keep well in the fridge for up to four days. Reheat gently and add a splash of milk if they look a little dry. They also freeze okay, though the texture softens a bit. Still comforting. Just more “cozy leftovers” than “dinner party showstopper.”

Variations & Substitutions

This recipe invites tinkering. Once you’ve made it once, you’ll probably start imagining tweaks.

• Swap the blue cheese for Gruyère if you want something milder.
• Add bacon or pancetta if you’re feeling bold.
• Use leeks instead of onions for a softer flavor.
• Mix in half-and-half if you want it richer (I won’t stop you).

What to Serve With Scalloped Potatoes with Three Cheeses?

These potatoes have personality, so they pair best with simple mains. Roast chicken, baked ham, or grilled steak all work beautifully. They’re also great alongside roasted vegetables or a crisp green salad to balance the richness. And yes — they absolutely belong on a holiday table. But they’re just as welcome on a random weeknight when you need comfort food that feels intentional.

FAQ

Can I make this ahead of time?
Yes. Assemble it a day ahead, cover, refrigerate, and bake when ready. Add a little extra time.

Why are my potatoes still firm?
Usually they’re sliced too thick or needed more covered baking time. Potatoes need patience.

Is blue cheese really necessary?
No. But it adds something special. If you’re unsure, use less the first time.

Can I use pre-shredded cheese?
You can. Freshly grated melts better, but sometimes convenience wins.

These Scalloped Potatoes with Three Cheeses are rich, cozy, a little bold, and very hard to stop eating. If you make them, I want to hear about it — did everyone go back for seconds? Did someone scrape the pan? Tell me everything.

Scalloped Potatoes with Three Cheeses

Scalloped Potatoes with Three Cheeses is a rich, oven-baked potato dish made with tender russet potatoes layered in a creamy milk sauce and finished with sharp cheddar, blue cheese, and Parmesan for a deeply savory, golden result.

Print Pin Rate

Course: Side Dish

Cuisine: American

Keyword: Scalloped Potatoes with Three Cheeses

Cook Time: 45 minutes minutes

Total Time: 45 minutes minutes

Ingredients

• ¾ cup packed grated extra-sharp Cheddar cheese approximately 4 oz
• ¾ cup crumbled Danish blue cheese approximately 4 oz
• ⅓ cup freshly grated Parmesan cheese approximately 1¼ oz
• 4 lb russet potatoes peeled and sliced into ¼-inch-thick rounds
• 4 tablespoons unsalted butter ½ stick
• ¼ cup finely chopped onion
• 2 garlic cloves minced
• 3 tablespoons all-purpose flour
• 1½ teaspoons salt
• ½ teaspoon ground black pepper
• 3 cups whole milk

Instructions

Prepare the Oven and Baking Dish

• Preheat the oven to 400°F (200°C). Lightly butter a 13 × 9 × 2-inch glass baking dish and set aside.

Prepare the Cheese Mixture

• In a small bowl, combine the Cheddar cheese, blue cheese, and Parmesan cheese. Reserve approximately half of the mixture for topping and set aside.

Layer the Potatoes

• Arrange half of the sliced potatoes in the prepared baking dish, overlapping slightly to form an even layer.

Prepare the Sauce

• In a large saucepan set over medium heat, melt the butter. Add the chopped onion and minced garlic and sauté until softened and lightly golden, approximately 6 minutes. Stir in the flour, salt, and black pepper. Gradually add the milk while stirring continuously. Cook until the sauce thickens and coats the back of a spoon.

Incorporate Cheese into the Sauce

• Remove the saucepan from the heat and stir in half of the prepared cheese mixture until fully melted and smooth.

Assemble the Dish

• Pour half of the cheese sauce evenly over the potatoes in the baking dish. Layer the remaining potatoes on top, then pour over the remaining sauce, ensuring the potatoes are fully coated.

Bake Covered

• Cover the baking dish tightly with aluminum foil and bake for 45 minutes.

Finish Baking Uncovered

• Remove the foil and sprinkle the reserved cheese mixture evenly over the top. Return the dish to the oven and bake uncovered for an additional 45 minutes, or until the potatoes are tender and the top is deep golden brown.

Rest Before Serving

• Remove from the oven and allow the dish to rest for 15 minutes before serving to allow the sauce to set.

Notes

To make this recipe gluten free, replace the all-purpose flour with an equal amount of gluten-free all-purpose flour or cornstarch. If using cornstarch, dissolve it in a small amount of cold milk before adding it to the sauce to prevent clumping. Ensure all cheeses and seasonings are certified gluten free.