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Leek & Potato Soup

This classic soup is the ultimate British winter warmer, turning humble leeks and starchy potatoes into a silky, velvet-smooth masterpiece. By slowly sweating the leeks in butter and simmering them with floury potatoes in a rich stock, you create a deeply comforting, "farm-to-table" meal that is both light and incredibly satisfying. Finished with a swirl of cream and fresh chives, it’s a soul-soothing dish perfect for a chilly afternoon.

Course Lunch, Soup, Starter
Cuisine British, European, Farmhouse
Keyword Comfort Food, Easy Soup, Healthy, Leek and Potato, Vegetarian, Winter Recipes
Prep Time 15 minutes
Cook Time 20 minutes
Simmering Time 25 minutes
Total Time 40 minutes
Servings 4 People
Calories 285 kcal
Author TahaCooks Editor

Ingredients

  • 50 g Unsalted Butter Use a high-quality butter for a richer flavor.
  • 450 g Leeks Trimmed, washed, and thinly sliced.
  • 450 g Potatoes Peeled and cut into small cubes (Maris Piper works best).
  • 1.2 L Vegetable Stock Use chicken stock for a deeper savory note.
  • 150 ml Double Cream Adds that classic silky, indulgent finish.
  • 1 pinch Salt & Black Pepper Season to taste; white pepper also works well.
  • 1 small bunch Fresh Chives Finely chopped for a bright, fresh garnish.

Instructions

  1. Prepare the Leeks:

    Trim the dark green tops and roots from the leeks. Slice them thinly and soak in a bowl of cold water to remove any grit. Drain and pat dry.

  2. Sweat the Vegetables:

    Melt the butter in a large saucepan over medium-low heat. Add the leeks and a pinch of salt. Cover and cook gently for about 10 minutes until soft and translucent—do not let them brown.

  3. Simmer:

    Stir in the cubed potatoes and pour over the stock. Bring the mixture to a boil, then reduce the heat to a simmer. Cover and cook for 15–20 minutes until the potatoes are tender and start to break apart.

  4. Blend:

    Remove the pan from the heat. Use an immersion blender to process the soup until it is completely smooth and velvety. If you prefer a rustic style, leave a few small chunks of potato.

  5. Finish:

    Stir in the double cream and return to a very low heat for a minute just to warm through. Season generously with sea salt and freshly cracked black pepper.

  6. Serve:

    Ladle the hot soup into warmed bowls. Garnish with a sprinkle of fresh chives and serve immediately with crusty, buttered bread.

Recipe Notes

Serving & Presentation

  • The Signature Swirl: Drizzle a teaspoon of double cream or olive oil over the center and swirl gently with a toothpick for a professional finish.

  • Fresh Garnish: Add a pop of color with finely chopped chives, flat-leaf parsley, or a crack of black pepper.

  • Add Crunch: Top with golden sourdough croutons or crispy fried leeks to contrast the silky texture.

  • The Perfect Side: Serve in warmed bowls with a thick slice of crusty farmhouse bread and salted butter.