RecipeSide dishFrench

Pommes Duchesse (Duchess Potatoes)

Mashed potatoes enriched with egg yolk and butter are piped into swirls and baked until golden, as a festive side dish.

Prep
20 min
Cook
35 min
Total
55 min
Serves
6
Per serving
285 kcal
Pommes Duchesse (Duchess Potatoes)

In short

Mashed potatoes enriched with egg yolk and butter are piped into swirls and baked until golden, as a festive side dish. Ready in about 55 min (20 min prep, 35 min cooking), serves 6, around 285 kcal per serving.

Ingredients

For 6 servings

Method

  1. Boil the cubed potatoes in salted water for 15-20 minutes until very tender. Drain thoroughly and let steam dry for 2-3 minutes.

  2. Pass the hot potatoes through a ricer or food mill into a large bowl for the smoothest texture.

  3. Mix in the softened butter, heavy cream, salt, white pepper, and nutmeg until well combined.

  4. Beat in the egg yolks one at a time until the mixture is smooth and holds its shape.

  5. Preheat oven to 425°F (220°C). Line a baking sheet with parchment paper.

  6. Transfer the potato mixture to a piping bag fitted with a large star tip.

  7. Pipe decorative swirls or rosettes onto the prepared baking sheet, about 2 inches apart.

  8. Brush the tops lightly with beaten egg for a golden finish.

  9. Bake for 15-20 minutes until crisp and golden brown on top.

Nutrition per serving

Calories
285kcal
Protein
6g
Carbohydrates
38g
Fat
12g
Fibre
3g
Sugar
2g

Estimated values per serving. AI estimate, not medical advice.

Tips & variations

Perfect Texture

Use a ricer or food mill for the silkiest potatoes - a regular masher will leave lumps that show in the final dish

Make-Ahead Magic

Pipe the duchesse potatoes in the morning, cover and refrigerate. Brush with egg wash just before baking for fresh-baked results

Piping Success

If the mixture is too soft to pipe, let it cool for 10 minutes. If too stiff, warm it gently or add a splash of cream

Herb-Infused Version

Add 2 tablespoons of finely chopped fresh herbs like chives, parsley, or thyme to the potato mixture for extra flavor

Cheese Lover's Twist

Fold in 1/2 cup grated Gruyère or Parmesan cheese before piping for a rich, savory upgrade

Questions about this recipe

How long does Pommes Duchesse (Duchess Potatoes) take?

About 55 min in total: 20 min of prep and 35 min of cooking.

How many people does it serve?

This recipe makes 6 servings. The interactive recipe card on our homepage scales the ingredients up or down.

How many calories does it have?

Roughly 285 kcal per serving, with about 6 g protein, 38 g carbohydrates and 12 g fat. These are AI estimates, not lab values.

From our Instagram post

Crisp, golden swirls with a cloud soft, buttery center this is my idea of the ultimate Christmas side dish. Pommes Duchesse feel festive by nature, made from smooth mashed potatoes enriched with egg yolk and butter, then piped and baked until beautifully bronzed. They bring classic French elegance to the table while still tasting deeply comforting and familiar. Perfect alongside a roast, fish, or a rich winter sauce, and a smart way to transform leftover potatoes into something special.

Would you add these to your Christmas table this year?

Save this for the holidays and share it with someone planning the ultimate Christmas dinner

See the original post on Instagram ↗

The ingredient list, method, nutrition and tips were written out with AI from this post.