French · Lunch

Potage Parmentier

The hot original that vichyssoise is a chilled version of: leeks, potatoes, water and butter. Julia Child called it the simplest good soup there is.

50 min total Serves 6 servings Easy
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Potage Parmentier

Photograph credit: potages parmentier by thepinkpeppercorn · CC BY 2.0 · Flickr

Water rather than stock, which sounds like an economy and is a decision — stock muddies a soup that is meant to taste precisely of leek and potato and nothing else. The texture is the other thing: this is crushed with a masher or passed through a mouli, never blended. A blender bursts the potato starch cells and turns the soup gluey, which is the single most common way people ruin it.

Potage Parmentier: Step by Step

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  1. Put the leeks, potatoes, water and salt in a pan and bring to the boil.

  2. Simmer, partly covered, for 35 minutes, until the potatoes are completely tender and beginning to fall apart.

  3. Crush the soup with a potato masher, or pass it through the coarse plate of a mouli. Do not use a blender.

  4. It should be rough-textured, with visible pieces of leek.

  5. Off the heat, beat in the cold butter a few pieces at a time so it emulsifies rather than melting into a slick.

  6. Add the pepper and the cream, and taste for salt.

  7. Serve hot with chives or parsley.

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Worth Getting Right

  • Water, not stock. The point is to taste the vegetables.
  • Masher or mouli. A blender makes it gluey.
  • Cold butter beaten in off the heat.

Changing the Recipe

  • In a sauce, full-fat crème fraîche can usually take the place of the double cream; single cream is thinner and more likely to split if it boils, so keep it below a simmer.

Serve It With

Country bread · A green salad · Gruyère

Sides from the same cuisine on this site: Provençal Ratatouille, French Baguette, Fougasse.

Leftovers and Storage

Refrigerated for 3 days. Reheat gently without boiling. It freezes for 2 months.

The Numbers per Serving

Per serving, an approximate calculation from the ingredient list. Treat it as a rough guide: part of the energy comes from foods, or weights per item, with no recorded source. How the figures are worked out.

270Calories
4gProtein
32gCarbs
14gFat
4gFibre
5gSugar
810mgSodium

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Compiled by Turab

Checked by script for timings, diet labels and nutrition arithmetic. How the recipes are checked. Found a mistake? Tell us.

First published ; last changed .