FrenchMedium · Hot
Potato and Cream Gratin Dauphinois
There are those who add cheese to a gratin dauphinois, and they are wrong. Thinly sliced potato baked low and long in cream infused with garlic and butter develops a texture that is simultaneously firm and yielding, the layers absorbing the dairy until nothing is separate anymore. Whole milk tempers the richness just enough to make a second helping inevitable.
Prep
20 min
Cook
1h 10m
Rest
10 min
Total
1h 40m
Method
Preparation
Aromatic Cream
2
Grate one garlic clove finely and whisk it together with the heavy cream, salt, white pepper, and freshly grated nutmeg. The cream should be fragrant with garlic but not overwhelmed.
Assembly
3
Generously butter a baking dish. Arrange a layer of potato slices, overlapping them slightly like roof tiles. Pour a generous ladle of the cream mixture over the layer. Repeat this process, building three to four layers total, ensuring the final layer is covered completely with cream.
Baking
4
Grate the remaining two garlic cloves directly over the top. Dot with small pieces of butter. Cover tightly with aluminum foil and bake for 45 minutes.
Resting
6
Allow the gratin to rest for 10 minutes before serving. This allows the layers to set and the cream to absorb properly. The dish should be served as a proud centerpiece alongside roasted meats.
C
Nutri-Score
Fair balance
A–E · lower is better · score 3
Calories
396
per serving
Low sugar · 4g
Protein
5g
Carbs
31g
Fat
28g
Sat. fat
12g
Fiber
4g
Sugar
4g
Sodium
636mg
Gluten FreeLow PurineDiabetes FriendlyIbs FriendlyComfort FoodEnergy Dense
Nutri-Score is a general nutritional-balance guide, not medical or dietary advice.
B
Environmental impact
Low impact
A–E · lower is better · complete match
kg CO2e
0.5
per serving
BCarbonAEU all-round· carbon sets the grade
Water
0.09m³
Land
18Pt
Runoff
0.05g P
Heavy Cream drives 75% of this recipe’s estimated footprint.
Carbon from Poore & Nemecek 2018; water, land & runoff from Agribalyse — modelled averages for comparing recipes, not a measurement of your groceries.
Flavor Profile
6
Umami
4
Sweet
5
Salty
1
Sour
2
Bitter
2
Spicy
Textures
CreamyTenderCrispySilky
Aromas
HerbalButteryEarthyNutty
Kitchen Equipment
Primary Tool
OvenCounter FootprintMedium
Safety & Storage
Cooking Temperature
Bake initial phase at 160°C covered for 45 minutes to ensure potatoes cook through evenly before removing foil and increasing to 200°C for browning. Use a calibrated oven thermometer to verify accuracy.
Cross Contamination
Use separate cutting boards for potatoes and any raw proteins. Clean utensils thoroughly between layers when building the gratin to prevent bacterial transfer.
Storage
Refrigerate leftovers within 2 hours of serving at 4°C or below. Cover tightly with foil or transfer to airtight container. Consume within 3-4 days.
Allergen Warning
This dish contains milk products from heavy cream and butter. Not suitable for individuals with milk allergy or lactose intolerance. Cross-contact possible if prepared on equipment also used for dairy-free items.
Handling
Allow gratin to cool slightly before serving. The dish retains significant heat from hot cream during the 10-minute rest period. Use caution when portioning to prevent burns from bubbling cream.
High Risk Population
The dairy content and rich fat composition may cause digestive issues for young children, elderly individuals, or those with compromised immune systems. Ensure proper reheating to piping hot if serving to vulnerable populations.
Pro Tips
Technique
Slice your potatoes to exactly 3mm—too thick and they remain raw at the center; too thin and they dissolve into porridge. The mandoline is not a luxury here, it is the tool that guarantees uniformity.
Equipment
Choose a heavy ceramic or enameled cast iron dish. The even heat distribution is essential for those bubbling edges that make the topographers of Lyon weak at the knees.
Substitution
If heavy cream is unavailable, a mixture of half whole milk and half crème fraîche provides the necessary richness, though the result will be slightly tangier.
From the chef
In Lyon, we say a proper gratin is not merely cooked—it is coaxed into existence. This Dauphinois demands patience with your mandoline and respect for your cream. I learned from a grandmother in the Périgord that the secret lies not in complexity but in the quietalchemy of butter, garlic, and time. When you pull back the foil and see that golden cathedral of potato, you understand why the French hold this dish sacred—it is humble ingredients elevated by technique into something magnificent.
TagsClassicFrenchComfort FoodVegetarianBakedCreamyGarlicAu Gratin
AllergensMilk
Source: generated · May 30, 2026