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Side Dishes

Potatoes au Gratin (Dauphinoise)

Golden, cheese-topped potatoes au gratin in a baking dish, with a serving lifted out.
Potatoes au gratin with a browned cheese topping.

Thinly sliced potatoes bake in a rich cream, butter, garlic and cheese mixture, finished with a golden top and fresh thyme.

By Cookin' Kitchen

  • Total: 1 hour 45 minutes
  • Servings: 8 servings

Recipe

Potatoes au Gratin (Dauphinoise)

Thinly sliced potatoes bake in a rich cream, butter, garlic and cheese mixture, finished with a golden top and fresh thyme.

Cookin' · https://cookin.club/recipes/potatoes-au-gratin-dauphinoise

Prep
15 minutes
Cook
1 hour 30 minutes
Total
1 hour 45 minutes
Servings
8

Ingredients

8 servings

For 8 servings

Equipment

  • Jug
  • Oven
  • Slicer
  • Baking dish
  • Lid or foil
  • Knife

Instructions

  1. Step 1: Put the butter, cream and garlic in a jug. Mix until combined.

  2. Step 2: Preheat the oven to 180°C/350°F. This temperature applies to both fan and standard ovens.

  3. Step 3: Peel the potatoes and slice them 1/8 inch (3 mm) thick. A slicer can be used.

    Thinly sliced potatoes beside a handheld slicer.
  4. Step 4: Spread one-third of the potatoes in a baking dish. Pour over one-third of the cream mixture, scatter over one-third of the salt, pepper and thyme, then sprinkle with 3/4 cup cheese.

    A sequence of photos showing the cream mixture, layered potatoes, seasoning, foil cover and baked cheese topping.
  5. Step 5: Repeat to make the second and third layers. Do not finish the top layer with cheese; it will be added later.

  6. Step 6: Cover the dish with a lid or foil and bake for 1 hour 15 minutes, or until the potatoes in the middle are soft when tested with a knife. It may take 1 1/2 hours.

  7. Step 7: Remove the foil and top with cheese. Bake for a further 10 to 15 minutes, until golden and bubbly. Stand for 5 minutes before serving.

Notes

Ingredient options

Full-fat heavy, thickened or pouring cream works. For a lighter version, use light cream, half-and-half, or half cream and half milk; using only milk is not recommended. These options will not have the same rich mouthfeel.

Other starchy potatoes mentioned include King Edward, Dutch creams, King Edwards and red delight. Golden delight, coliban and red rascal are also listed as all-rounder options. Avoid waxy potatoes, which can make the layers slip apart.

Gruyère is suggested, but colby, cheddar, havarti, tasty cheese, Monterey Jack or another flavored melting cheese can be used. Mozzarella is also an option; the recipe suggests combining 2 cups (200 g) mozzarella with 1 cup (100 g) finely grated Parmesan for more flavor. Grating cheese yourself helps it melt better than pre-shredded cheese.

Make ahead and storage

To prepare ahead, reserve about 1/2 cup of the cream mixture. Bake covered with foil, then let the dish cool with the foil on. Pour over the reserved cream, add the cheese topping and cover with plastic wrap; refrigerate. Take it out of the refrigerator 1 hour before reheating. Reheat covered with foil in a 180°C/350°F oven for 20–30 minutes or until hot, then remove the foil and bake until the cheese is golden. You can microwave it first to speed up reheating.

Refrigerate leftovers for 3 to 4 days.

Nutrition per serving

Calories
167 kcal
Fat
10 g
Saturated fat
6 g
Carbohydrates
14 g
Sugar
1.6 g
Fiber
2.1 g
Protein
5.7 g
Sodium
281 mg
Cholesterol
31 mg

Estimated values; they will vary with the exact ingredients and brands you use.

About this recipe

Thinly sliced potatoes bake in a rich mixture of cream, butter and garlic, layered with cheese and thyme. The top turns golden as the potatoes become tender.

A serving of layered potatoes au gratin on a plate, topped with herbs.
A close view of a plated portion of potatoes au gratin.

Choose starchy potatoes such as Russet, Sebago or Maris Piper. Gruyère is suggested for its flavor and browning, with other melting cheeses offered as alternatives.

Potatoes, cream, butter, garlic, cheese, thyme, salt and pepper arranged as ingredients.
Ingredients for potatoes au gratin.

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