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Garlic and Lemon Duchess Potatoes

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Garlic and Lemon Duchess Potatoes are elegant piped potato swirls with crisp golden ridges and creamy, tender centers. Roasted garlic, Parmesan, and fresh lemon add savory richness and brightness to this impressive side dish.

Ingredients

  • 2 pounds Yukon Gold or Russet potatoes, peeled and cut into chunks
  • 4 tablespoons unsalted butter, divided
  • 3 large egg yolks
  • 1/3 cup heavy cream
  • 1/3 cup finely grated Parmesan cheese
  • 3 cloves roasted garlic, mashed
  • 1 tablespoon finely grated lemon zest
  • 1 tablespoon fresh lemon juice
  • 1 teaspoon salt, or to taste
  • 1/4 teaspoon freshly ground black pepper
  • 1/8 teaspoon ground nutmeg, optional
  • 1 tablespoon chopped fresh parsley or chives, optional
  • Additional melted butter, optional for brushing

Instructions

  1. Preheat the oven to 425°F (220°C) and line a large baking sheet with parchment paper.
  2. Place the peeled and chopped potatoes in a large saucepan and cover with cold salted water. Bring to a boil, reduce to a steady simmer, and cook for 15–20 minutes, until completely tender.
  3. Drain the potatoes thoroughly and return them to the warm saucepan. Place over very low heat for 1–2 minutes, gently shaking the pan to remove excess moisture.
  4. Pass the hot potatoes through a potato ricer or mash them until completely smooth. Avoid using a blender or food processor.
  5. Stir in 3 tablespoons butter, heavy cream, Parmesan, mashed roasted garlic, lemon zest, lemon juice, salt, black pepper, and optional nutmeg.
  6. Let the potato mixture cool for a few minutes, then add the egg yolks. Stir until completely incorporated and the mixture is smooth enough to pipe while still firm enough to hold its shape.
  7. Transfer the potato mixture to a large piping bag fitted with a large star tip. Pipe tall swirls about 2–3 inches wide onto the prepared baking sheet, leaving space between each one.
  8. Melt the remaining tablespoon of butter and gently brush or drizzle it over the piped potatoes without flattening the decorative ridges.
  9. Bake for 18–22 minutes, until the edges and ridges are crisp and golden brown.
  10. Remove from the oven and let the Duchess potatoes rest for a few minutes. Garnish with optional chopped parsley or chives and additional lemon zest before serving.

Notes

  • For extra-cheesy Duchess potatoes, increase the Parmesan slightly or add finely grated Gruyère while keeping the mixture firm enough to pipe.
  • For stronger garlic flavor, add another roasted garlic clove.
  • Finely chopped chives, parsley, thyme, or rosemary can be mixed into the potatoes for an herb variation.
  • Orange zest can replace the lemon zest for a softer citrus flavor.
  • For a richer version, add an extra egg yolk and a little additional butter.
  • For bite-size appetizers, pipe smaller swirls and reduce the baking time accordingly.
  • Thoroughly drain and dry the potatoes after boiling to prevent the piped swirls from spreading during baking.
  • For make-ahead preparation, pipe the uncooked potatoes onto a parchment-lined baking sheet, cover carefully, and refrigerate for up to 1 day before baking.
  • Store cooked leftovers in an airtight container in the refrigerator for up to 3–4 days.
  • Reheat in a 375°F (190°C) oven for 10–15 minutes or briefly in an air fryer to help restore the crisp exterior.

Nutrition

Find it online: https://thefamilycooking.com/66306-garlic-and-lemon-duchess-potatoes/