RecipesLuxembourgGromperenzopp (Luxembourgish Potato Soup)

Gromperenzopp (Luxembourgish Potato Soup)

A comforting and creamy potato soup, Gromperenzopp is a staple in Luxembourgish cuisine. This hearty soup features tender potatoes and leeks, enriched with smoked bacon and a touch of cream, making it a perfect dish for a chilly day.

Prep Time15 minutes
Cook Time30 minutes
Total Time45 minutes
Servings4
DifficultyMedium
Gromperenzopp (Luxembourgish Potato Soup) - Luxembourg traditional dish

🧂 Ingredients

  • 500 g Potatoes(peeled and cubed)
  • 2 medium Leeks(trimmed, washed, and thinly sliced)
  • 1 large Onion(finely chopped)
  • 150 g Smoked bacon(diced)
  • 30 g Unsalted butter
  • 1 liter Chicken or vegetable stock
  • 100 ml Heavy cream
  • 10 g Fresh parsley(chopped, for garnish)
  • 1 tsp Salt
  • 0.5 tsp Black pepper
  • 0.25 tsp Nutmeg(freshly grated)

👨‍🍳 Instructions

  1. 1

    Peel the potatoes and cut them into small cubes. Set aside.

    💡 Tip: Uniformly sized cubes ensure even cooking.
  2. 2

    Trim and wash the leeks thoroughly to remove any dirt. Slice them thinly.

    💡 Tip: Ensure all grit is removed from the leeks.
  3. 3

    Peel and finely chop the onion.

  4. 4

    Dice the smoked bacon into small pieces.

  5. 5

    In a large pot, melt the butter over medium heat. Add the smoked bacon and cook until it begins to crisp, stirring occasionally.

    💡 Tip: Render the bacon fat for added flavor.
  6. 6

    Add the chopped onion and sliced leeks to the pot. Cook until softened and translucent.

    💡 Tip: Sweating the aromatics releases their full flavor.
  7. 7

    Add the cubed potatoes to the pot and stir to combine with the bacon, leeks, and onions.

  8. 8

    Pour in the chicken or vegetable stock and bring the mixture to a boil.

    💡 Tip: Using good quality stock enhances the soup's depth.
  9. 9

    Reduce the heat to low, cover the pot, and simmer until the potatoes are tender.

    💡 Tip: Test potato tenderness with a fork.
  10. 10

    Using an immersion blender, puree the soup until smooth. Alternatively, transfer the soup in batches to a blender and return it to the pot.

    💡 Tip: Be careful when blending hot liquids.
  11. 11

    Stir in the heavy cream, salt, black pepper, and nutmeg. Simmer for an additional 5 minutes, but do not let it boil.

    💡 Tip: Gentle simmering prevents the cream from curdling.
  12. 12

    Serve hot, garnished with fresh parsley.

    💡 Tip: A sprinkle of fresh herbs adds brightness.

💡 Pro Tips

  • For a richer flavor, use a good quality smoked bacon.
  • If you prefer a chunkier soup, reserve some cooked potato cubes before blending.
  • Serve with crusty bread for dipping.

🔄 Variations

  • Add a bay leaf during simmering for extra aroma.
  • For a dairy-free version, omit the cream and use a plant-based milk alternative.

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