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French Potato & Leek Soup

Creamy French soup of potatoes and leeks gently puréed into a velvety broth.

This classic Potage Parmentier blends sautéed leeks and onion with potatoes in a savory broth, then purées the mixture until smooth and finishes with a splash of olive oil and a pinch of nutmeg.

Updated 4/25/2025
French Potato & Leek Soup

Prep Time

10 min

Cook Time

25 min

Total Time

35 min

Servings

4

Ingredients

  • Vegetable Broth - 800 ml
  • Garlic - 2 cloves
  • Potatoes - 400 g
  • Parsley - 1 tbsp
  • Leeks - 200 g
  • Butter - 1 tbsp
  • Onion - 1 piece
  • Pepper - to taste
  • Nutmeg - 0.25 tsp
  • Sea Salt - to taste
  • Olive Oil - 1 tbsp

Directions

  • Step 1

    Heat 1 tbsp olive oil and 1 tbsp butter in a pot over medium.

  • Step 2

    Add 1 sliced leek and 1 chopped onion; sauté until soft, 5 min.

  • Step 3

    Stir in 2 minced garlic cloves; cook 1 min.

  • Step 4

    Add 400 g diced potatoes and 800 ml vegetable broth; bring to a boil.

  • Step 5

    Reduce heat, simmer 15 min until potatoes are tender.

  • Step 6

    Off heat, purée soup until smooth.

  • Step 7

    Season with salt, pepper and a pinch of nutmeg.

  • Step 8

    Swirl in 1 tbsp olive oil, garnish with chopped parsley, and serve hot.

Cook's Notes

For extra silkiness, strain the purée through a fine sieve.

Nutrition Facts (per serving)

120
Calories
4g
Fat
18g
Carbs
3g
Protein