Name: Creamy Scalloped Potatoes Recipe
Prep time: 15 min
Cook time: 60 min
Total time: 75 min
Ingredients: 4 cups thinly sliced potatoes; 3 tablespoons butter; 3 tablespoons all-purpose flour; 2 cups milk; 1 teaspoon salt; 1/2 teaspoon black pepper; 1/2 cup grated cheese

Creamy Scalloped Potatoes Recipe delivers tender layers of thin-sliced potatoes in a rich, garlicky cream sauce with a golden top. This side suits holiday tables and cozy dinners alike, and the total time lands around 1 hour 30 minutes. I started serving this at Sunday suppers a decade ago, and my kids still race me to the crispy edges.

Why Creamy Scalloped Potatoes Recipe Is Worth It

Creamy Scalloped Potatoes Recipe rewards you with big comfort for simple effort. You slice potatoes, simmer a quick cream sauce, and bake until tender and bubbly. The dish uses basic pantry items and feels special without fuss.

The sauce coats every layer, so each bite tastes silky and savory. I keep spices minimal so the potatoes shine. You control salt and thickness, which keeps the texture spot on.

Ingredients You Need

Potatoes: 3 pounds Yukon Gold or Russet potatoes, peeled and sliced 1/8 inch thick. Yukon Golds stay creamy and hold shape. Russets release more starch and give a thicker sauce.
Unsalted butter: 4 tablespoons 56 g.
Yellow onion: 1 small, finely minced.
Garlic: 3 cloves, minced or use 1 teaspoon jarred garlic for speed.
All-purpose flour: 3 tablespoons 24 g for the roux. Use a gluten-free 1:1 blend if needed.
Whole milk: 2 cups 480 ml, warmed.
Heavy cream: 1 cup 240 ml, warmed. Swap with half-and-half for a lighter sauce.
Kosher salt: about 2 teaspoons, divided, adjust to taste.
Black pepper: 1 teaspoon, freshly ground.
Fresh thyme: 2 teaspoons chopped or 1 teaspoon dried.
Ground nutmeg: a small pinch for depth.
Olive oil or extra butter for greasing the dish.
Optional cheese for a gratin-style twist: 1 cup 100 g shredded Gruyere, cheddar, or Parmesan. Pre-shredded works in a pinch.
Optional add-ins: chopped chives, paprika, or crisp bacon bits.

Equipment:

9 by 13 inch baking dish 3 quart.
Sharp knife or mandoline for even slices safety glove if using mandoline.
Large saucepan and whisk.
Measuring cups and spoons.
Aluminum foil.

Quick Tips & substitutions

Slice potatoes to a uniform 1/8 inch so layers cook evenly.
Skip rinsing the slices so natural starch helps thicken the sauce.
Warm the milk and cream before whisking into the roux for a smooth finish.
Taste the sauce and season it well before layering.
Cover the dish for the first part of baking, then uncover to brown the top.
Let the casserole rest 15 minutes so the layers set cleanly.
Gluten-free route: replace flour with 2 tablespoons cornstarch whisked into cold milk, then simmer to thicken.
Dairy-free route: use cashew cream or unsweetened oat milk plus 2 tablespoons olive oil and 1 tablespoon nutritional yeast for savory notes.
Lighter option: use half milk and half low-sodium chicken broth, and finish with a smaller splash of cream.
No fresh thyme on hand: use Italian seasoning or a pinch of dried rosemary.

How to Make Creamy Scalloped Potatoes

Prep Time: 20 minutes
Cook Time: 70 minutes
Total Time: 90 minutes

Heat the oven to 375 F 190 C. Grease a 9 by 13 inch baking dish with butter or oil.
Peel the potatoes for a classic look, or keep skins for a rustic style. Slice them 1/8 inch thick and set aside.
Melt the butter in a large saucepan over medium heat. Add the minced onion and cook until translucent, about 3 minutes, then stir in the garlic for 30 seconds.
Sprinkle in the flour and whisk for 1 minute to form a smooth paste. Gradually whisk in the warm milk and cream, then add thyme, salt, pepper, and a pinch of nutmeg.
Simmer the sauce, whisking often, until it coats the back of a spoon, about 3 to 5 minutes. Taste and adjust seasoning.
Spoon a thin layer of sauce into the baking dish. Shingle in one-third of the potatoes, season lightly with salt and pepper, and pour on one-third of the sauce. Repeat for two more layers.
Cover the dish tightly with foil and bake for 45 minutes. Slide out the rack, remove the foil, and if using cheese, add it now.
Return the dish to the oven and bake until the top turns golden and a knife slides through the center with no resistance, about 20 to 30 minutes.
Set the casserole on a rack and let it rest for 15 minutes. Garnish with chives or parsley if you like, and serve warm.

Simple Variations

Extra cheesy: Fold 1 cup shredded Gruyere into the sauce and finish with 1/2 cup Parmesan on top.
Bacon and cheddar: Layer in 1 cup crisp bacon crumbles and 1 cup sharp cheddar.
Herb and garlic: Add 1 tablespoon chopped rosemary and extra garlic for bigger aroma.
Caramelized onion and mushroom: Stir in 1 cup caramelized onions and 1 cup sautéed mushrooms.
Sweet heat: Add thin jalapeño rounds and use Monterey Jack for a gentle kick.
Half sweet potato: Swap in half sweet potatoes for a colorful, slightly sweet contrast.

Ways to Serve Creamy Scalloped Potatoes

Pair with roast chicken, turkey, or glazed ham.
Serve alongside seared steak or pork chops with a crisp green salad.
Match with baked salmon and lemony green beans.
Add to a brunch spread with scrambled eggs and sausage.
Spoon next to meatloaf and roasted carrots.
Use leftovers as a hearty base for a fried egg and hot sauce.

Storage

Cool leftovers until warm, then cover and refrigerate for up to 4 days. Reheat covered at 350 F 175 C until hot, about 20 to 25 minutes, or microwave individual portions in short bursts. Freeze tightly wrapped portions for up to 2 months and thaw overnight in the fridge before reheating. If the sauce thickens too much on reheat, splash in a bit of warm milk and stir to loosen.

Ally Sanders