Französisch Beilage

Creamy Potato Gratin Recipe – Easy & Classic

Name: Creamy Potato Gratin Recipe – Easy & Classic
Prep time: 25 min
Cook time: 55 min
Total time: 80 min
Yield: 6 servings
Cuisine: Französisch
Ingredients: 1 kg (about 2¼ lbs) waxy potatoes; 300ml (1¼ cups) heavy cream (30% fat); 200ml (¾ cup) whole milk; 150g (1½ cups) Gruyère or Emmental, shredded; 2 garlic cloves; 1 tsp salt; ½ tsp freshly ground black pepper; ¼ tsp freshly grated nutmeg; 2 tbsp butter; 2 tbsp fresh parsley, chopped (optional)

This creamy potato gratin is made with thinly sliced potatoes, heavy cream, and savory cheese. Baked to a golden crust, it's the perfect accompaniment to meat or a satisfying vegetarian main course.

Recipe.food AI-generated recipe

Updated 1. September 2026

80 min Total

25 min Prep

55 min Cook

6 servings

180°C Temperature

Instructions

Preheat the oven to 350°F (180°C). Grease a baking dish (about 9x13 inches) with 1 tbsp of butter. Peel the garlic cloves and cut them in half, then rub them all over the inside of the dish for extra flavor.

Peel the potatoes and use a sharp knife or mandoline to slice them into thin rounds, about ⅛ inch (2-3mm) thick. Rinse briefly under cold water and pat dry with paper towels.

Combine the heavy cream, milk, salt, pepper, and nutmeg in a saucepan and warm over medium heat until the mixture begins to steam - do not let it boil.

Arrange half of the potato slices in overlapping layers in the prepared dish. Pour half of the warm cream mixture evenly over the top.

Layer the remaining potatoes on top, then pour over the rest of the cream mixture. Press everything down gently so the liquid is evenly distributed.

Cover tightly with aluminum foil and bake for 35 minutes. Remove the foil, sprinkle the shredded cheese evenly over the top, and dot with the remaining butter.

Bake uncovered for another 20 minutes, until the top is golden brown and the potatoes are tender when pierced with a knife.

Let the gratin rest for 5 minutes, then sprinkle with fresh parsley and serve. It should be creamy but hold its shape when cut.

History & Origin

Gratin dauphinois originates in the Dauphiné region of southeastern France, where it has been a staple of home cooking for centuries. The classic version uses only cream, garlic, and potatoes — no cheese — though the cheesy variation most people know today became widespread over time. It remains one of the most replicated French side dishes outside of France, valued for its simplicity and deeply satisfying result.

Variations

Cheese swap: Replace Gruyère with Comté for a nuttier depth, or use Raclette for a stretchier, more pungent finish.

Vegan version: Substitute heavy cream and milk with full-fat coconut milk or a blend of oat cream and vegetable broth; use a dairy-free cheese or skip it and rely on a crisp breadcrumb topping instead.

Add-in twist: Layer thinly sliced fennel or caramelized onions between the potato layers for added sweetness and complexity.

Protein boost: Tuck thin slices of smoked ham or cooked lardons between the layers to turn this side into a more substantial main course.

Common Mistakes – and How to Avoid Them

Slicing the potatoes too thick: Slices thicker than 3mm stay firm and undercooked in the center — use a mandoline and aim for even, thin rounds.

Skipping the cream-warming step: Cold cream poured over potatoes takes much longer to penetrate and can cause uneven cooking; always warm it first.

Not pressing down the layers before baking: Air pockets between slices trap steam unevenly — press firmly so the cream soaks through all layers.

Removing the foil too early: The potatoes need covered time to cook through before browning starts; uncovering too soon gives you a dark top with raw potato underneath.

Not letting it rest before serving: Cutting straight from the oven causes the cream to run everywhere; 5–10 minutes of resting lets the gratin set and hold its shape when sliced.

Storage & Shelf Life

Store leftovers covered in the fridge for up to 3 days. Gratin freezes well — portion it, wrap tightly, and freeze for up to 2 months, though the texture softens slightly after thawing. Reheat in the oven at 325°F (160°C) covered with foil until warmed through, about 20 minutes; finish uncovered for 5 minutes to revive the crust. Avoid microwaving if you want to preserve the texture.

What to Serve With It

Potato gratin is a natural companion to simply roasted or braised meats — think roast chicken, lamb shoulder, or beef tenderloin, where the rich, creamy gratin balances the savory juices. A crisp green salad with a sharp mustard vinaigrette cuts through the richness perfectly. For drinks, a white Burgundy or Côtes du Rhône blanc works beautifully, but a light-bodied Pinot Noir also holds its own. This dish fits Sunday dinners, holiday tables, and any cold-weather gathering where comfort is the goal.

Frequently Asked Questions

Why isn’t my potato gratin turning out creamy?

Make sure the potatoes are sliced evenly and thinly, and that the cream and milk mixture is warm when you pour it over. Slices that are too thick or insufficient baking time can result in a gratin that’s too firm.

Can I make potato gratin ahead of time?

Yes, you can assemble it up to 24 hours in advance and store it in the refrigerator. Just add about 10-15 minutes to the baking time since it will be going into the oven cold.

Which potato varieties work best?

Waxy varieties such as Yukon Gold, Red Bliss, or fingerling potatoes are ideal. Starchy potatoes tend to fall apart, while very firm varieties can end up too dense.