Easy Leek and Potato Soup Recipe

By: Schwartz UK

July 14, 2026

Our easy leek and potato soup recipe is the perfect winter warmer. Whether you’re whipping up a pot for this week’s lunches or making a batch for the freezer, this is a healthy, filling and delicious option. We explain how to make potato and leek soup, without clumps and tips for not burning your leeks. Perfect as a starter or lunch dish.

Recipe Info

  • Prep Time:

    10

  • Cook Time:

    25

  • Servings:

    4

  • User Rating:

Ingredients

  • 1 tablespoons olive oil
  • 1 onion, chopped
  • 350 grams leeks, sliced
  • 2 sticks celery, sliced
  • 1 carrot, peeled and diced
  • 25 gram plain flour
  • 900 mililitres vegetable stock
  • 300 mililitres skimmed milk
  • 350 grams potatoes, peeled and diced into small cubes
  • ½ teaspoon Schwartz® Ground White Pepper
  • pinch Schwartz® Ground Nutmeg
  • 1 tablespoon Schwartz® Flat Leaf Parsley

Nutrition Information

(per serving)

Our easy leek and potato soup recipe is the perfect winter warmer. Whether you’re whipping up a pot for this week’s lunches or making a batch for the freezer, this is a healthy, filling and delicious option. We explain how to make potato and leek soup, without clumps and tips for not burning your leeks. Perfect as a starter or lunch dish.

Key products

Instructions

  1. Heat the oil in a large saucepan and gently fry the onion, leeks, celery and carrot, over a low-heat, until softened. Stir in the flour and cook for 1 minute.
  2. Gradually blend in the liquid, stirring continously. Add the remaining ingredients, except the Parsley, and bring to the boil. Cover and simmer for 15 minutes or until the potatoes are tender.
  3. Stir in the Parsley and serve immediately with crusty bread.

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