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Potatoes au Gratin (Dauphinoise) Recipe

Potatoes au Gratin (Dauphinoise) Recipe

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  • Author: Megane
  • Prep Time: 15 minutes
  • Cook Time: 1 hour 30 minutes
  • Total Time: 1 hour 45 minutes
  • Yield: 8-10 servings 1x
  • Category: Side Dish
  • Method: Baking
  • Cuisine: French
  • Diet: Vegetarian

Description

Creamy and indulgent, Potatoes au Gratin, also known as Dauphinoise Potatoes, is a classic French dish made with layers of thinly sliced potatoes, cream, garlic, and cheese. This recipe yields a rich and comforting side dish that pairs perfectly with a variety of main courses.


Ingredients

Units Scale

Cream Mixture:

  • 1 1/2 cups full-fat cream
  • 2 garlic cloves, minced
  • 30g unsalted butter, melted

Potatoes:

  • 1.25 kg starchy potatoes, such as Russet, Sebago, or Maris Piper

Seasoning and Cheese:

  • 1 tsp salt
  • 1/4 tsp pepper
  • 2 1/2 cups gruyere cheese, freshly grated
  • 2 tsp fresh thyme leaves (optional)

Instructions

  1. Cream Mixture: Combine butter, cream, and garlic in a jug.
  2. Preheat oven to 180°C/350°F.
  3. Slice potatoes: Peel and slice potatoes 1/8″ thick.
  4. Layer 1: Place 1/3 of the potatoes in a baking dish, pour 1/3 of the Cream Mixture, sprinkle with salt, pepper, thyme, and cheese.
  5. Layers 2 & 3: Repeat layering process.
  6. Cover & bake: Bake covered for 1 hour 15 minutes until potatoes are soft.
  7. Top with cheese, bake again: Remove cover, top with cheese, bake until golden and bubbly. Let stand before serving.

Notes

  • Cream – Use any full-fat cream for best results.
  • Potatoes – Choose starchy varieties like Sebago, Russet, or Maris Piper.
  • Cheese – Gruyere is recommended, but other melting cheeses like cheddar or havarti work well.
  • Baking Dish Size – Use a 1.5L oval dish or similar capacity.
  • Baking time – Around 1 hour 20 minutes covered, adjust for dish size and oven.
  • Make ahead – Prepare in advance and reheat before serving.
  • Leftovers – Store in the fridge for 3 to 4 days.

Nutrition

  • Serving Size: 1 serving
  • Calories: 380
  • Sugar: 2g
  • Sodium: 550mg
  • Fat: 25g
  • Saturated Fat: 15g
  • Unsaturated Fat: 8g
  • Trans Fat: 0g
  • Carbohydrates: 30g
  • Fiber: 3g
  • Protein: 10g
  • Cholesterol: 75mg