Creamy Parmesan Oven-Baked Potatoes

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Creamy Parmesan Oven-Baked Potatoes (Easy Cheesy Scalloped Potatoes Recipe)

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Introduction

Creamy Parmesan Oven-Baked Potatoes are the ultimate comfort food side dish—rich, cheesy, garlicky, and perfectly golden on top. Thinly sliced potatoes are layered in a velvety garlic cream sauce and baked until tender, creating a dish that’s similar to scalloped potatoes or a classic potato gratin recipe, but simple enough for everyday cooking.

If you’re searching for:

  • Easy baked potato casserole
  • Cheesy Parmesan potato bake
  • Creamy scalloped potatoes with heavy cream
  • Holiday potato side dish
  • Make-ahead oven potato recipe

This recipe delivers incredible flavor with simple pantry ingredients.

Origin of Creamy Baked Potatoes

This dish draws inspiration from French gratin dauphinois and Italian cream-based baked potato dishes. Over time, home cooks adapted these traditional recipes into a more approachable oven-baked potato casserole using heavy cream, milk, garlic, and Parmesan cheese for rich flavor without complicated steps.

Why You’ll Love This Recipe

  • Ultra creamy texture
  • Golden, crispy Parmesan top
  • Perfect holiday side dish
  • Great for Thanksgiving, Christmas, and Easter
  • Make-ahead friendly
  • Crowd-pleasing comfort food

Ingredients (Full Measurements)

  • 2½ pounds Yukon Gold or Russet potatoes, thinly sliced
  • 2 cups heavy cream
  • 1 cup whole milk
  • 3 cloves garlic, minced
  • 2 tablespoons unsalted butter
  • 1½ cups grated Parmesan cheese (divided)
  • 1½ teaspoons salt (adjust to taste)
  • ½ teaspoon black pepper
  • ½ teaspoon dried thyme

Optional Additions for Extra Flavor

Boost this into a gourmet cheesy potato gratin with:

  • Shredded mozzarella (extra meltiness)
  • Gruyère cheese (deep, nutty flavor)
  • Fresh rosemary or parsley
  • Crispy bacon bits
  • A pinch of nutmeg

How to Make Creamy Parmesan Oven-Baked Potatoes

Step 1 – Preheat

Preheat oven to 375°F (190°C).

Step 2 – Prepare Baking Dish

Grease a 9×13-inch baking dish with butter.

Step 3 – Warm the Cream Mixture

In a saucepan over medium-low heat, combine:

  • Heavy cream
  • Milk
  • Garlic
  • Butter
  • Salt
  • Pepper
  • Thyme

Heat gently until warm (do not boil).

Step 4 – Layer the Potatoes

Layer half of the sliced potatoes evenly in the dish.

Sprinkle with half of the Parmesan cheese.

Pour half of the warm cream mixture over the potatoes.

Repeat with remaining potatoes, cheese, and cream mixture.

Step 5 – Bake Covered

Cover with foil and bake for 40 minutes.

Step 6 – Bake Uncovered

Remove foil and bake another 20–25 minutes, until:

  • Potatoes are fork-tender
  • Top is golden brown
  • Sauce is bubbling

Step 7 – Rest Before Serving

Let rest 10–15 minutes to allow the sauce to thicken and set.

Pro Tips for Perfect Scalloped Potatoes

✔ Slice potatoes evenly (use a mandoline for precision)
✔ If using Russets, rinse and pat dry to remove excess starch
✔ Warm cream mixture ensures even baking
✔ Covering first prevents over-browning
✔ For extra crispiness, broil 2–3 minutes at the end

What to Serve With Parmesan Baked Potatoes

This creamy potato side dish pairs perfectly with:

  • Roast chicken
  • Grilled steak
  • Baked salmon
  • Holiday ham
  • Herb-crusted pork tenderloin

Add a crisp green salad or steamed vegetables to balance the richness.

Storage & Make-Ahead Tips

Refrigerator: Store up to 4 days in an airtight container.
Reheat: Warm in oven at 325°F until heated through.
Make Ahead: Assemble 1 day in advance and refrigerate before baking. Add 5–10 extra minutes to baking time.

Nutritional Overview

  • Potatoes provide potassium and fiber
  • Dairy adds protein and calcium
  • Rich and satisfying — best enjoyed in moderate portions
  • Can be lightened by substituting half-and-half for heavy cream

Final Thoughts

These Creamy Parmesan Oven-Baked Potatoes are a timeless, crowd-pleasing side dish that transforms simple ingredients into something luxurious. Whether you’re preparing a holiday dinner, Sunday roast, or cozy family meal, this cheesy potato casserole will steal the spotlight.

Would you like a:

  • Lighter version?
  • Gluten-free variation?
  • Slow cooker method?
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