Pommes Duchesse

Prep time: 20 minutes
Cook time: 30 minutes
Total time: ~50 minutes
Servings: 6 servings
Country of Origin
France
Description
Pommes Duchesse (Duchess Potatoes) is an elegant, classic French preparation where smooth puréed potatoes are enriched with egg yolks, butter, and a pinch of nutmeg, piped through a pastry bag into decorative, ridged swirls, and baked until the edges are golden brown and crisp while the interior remains pillowy and soft.
Presentation & How It's Eaten
The baked swirls are served hot as an elegant side dish. They look beautiful arranged around a central roast or served alongside delicate fish dishes, steaks, or holiday roasts.
Ingredients
1 kg (2.2 lbs) Yukon Gold or Russet potatoes, peeled and cubed
60g (4 tbsp) unsalted butter, softened
3 large egg yolks
1/4 tsp ground nutmeg
Salt and white pepper to taste
2 tbsp melted butter (for brushing)
Step-by-Step Directions
Boil the Potatoes: Place the peeled, cubed potatoes in a large pot of cold, salted water. Bring to a boil and cook for 15 minutes, or until completely tender.
Drain and Steam-Dry (The Secret): Drain the potatoes and return them to the warm pot over low heat for 2 to 3 minutes, stirring gently. This removes any surface moisture, ensuring your piped swirls hold their shape beautifully.
Mash with a Ricer: Pass the hot potatoes through a potato ricer or food mill into a medium bowl.
Mix in Butter and Egg Yolks: Stir in the softened butter, egg yolks, nutmeg, salt, and white pepper. Beat vigorously with a wooden spoon until the mixture is smooth and completely incorporated. Let it cool slightly so it is easy to handle.
Pipe the Swirls: Preheat your oven to 200°C (400°F). Line a baking sheet with parchment paper. Transfer the potato mixture into a pastry bag fitted with a large star tip. Pipe the potatoes into uniform, 2.5-inch wide swirls, twisting upward to a neat point.
Brush with Melted Butter: Gently brush the exterior of each swirl with a tiny bit of melted butter using a pastry brush (or spray with a light mist of cooking spray).
Bake until Golden: Bake for 15 to 20 minutes, or until the ridged edges of the potato swirls are beautifully golden brown. Serve hot.
Optional
Parmesan Crust: Sprinkle a tiny dusting of finely grated Parmesan cheese over the piped swirls before baking for added savoriness.
Herb Infusion: Whisk in 1 tablespoon of very finely minced fresh chives into the potato mixture before piping.
Cooking Tips
Steam-Dry the Potatoes: If the potato mash is too wet, the piped ridges will melt and collapse in the oven. Steam-drying is the secret to a sharp, beautiful shape.
Let Them Cool Slightly: Let the riced potatoes cool down for a few minutes before stirring in the egg yolks so you don't accidentally scramble the eggs in the mash.
Nutrition Facts
(Estimated per serving)
Calories: ~210 kcal
Total Fat: 11g
Saturated Fat: 6g
Cholesterol: 125mg
Sodium: ~280mg
Total Carbohydrates: 24g
Dietary Fiber: 2g
Sugars: ~1g
Protein: 4g


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