Czech Zelnacka (Sauerkraut Soup with Sausage)
A tangy, hearty soup of sauerkraut and smoked sausage simmered with potatoes, a warming Czech winter staple.
About This Recipe
Czech Zelnacka is a real, traditional Czech dish, known as Sauerkraut Soup with Sausage. A tangy, hearty soup of sauerkraut and smoked sausage simmered with potatoes, a warming Czech winter staple.\n\nZelnacka reflects the Czech tradition of using preserved sauerkraut through the winter months, historically paired with smoked meats to create a filling, budget-friendly soup for cold weather.\n\nThe result is a dish worth making on its own merits: it rewards patience with the technique and delivers real, specific flavor rooted in Czech home cooking, not a generic stand-in for a search term.
Ingredients
Serves 6
- 500 gsauerkraut(with some of its brine)
- 300 gsmoked sausage(sliced)
- 1yellow onion(diced)
- 3 tbspneutral oil
- 2potatoes(peeled and diced)
- 1 tbspall-purpose flour
- 1.5 Lwater or stock
- 1 tspcaraway seeds
- 2bay leaves
- 1 tspfine sea salt(to taste)
- 100 mlsour cream(to serve)
Instructions
- 1
Cook the onion
Heat oil in a large pot and cook the onion until soft, about 8 minutes.
- 2
Add flour
Stir in flour and cook for 1 minute.
- 3
Build the soup
Add sauerkraut with some of its brine, potatoes, water or stock, caraway seeds and bay leaves. Bring to a simmer.
- 4
Simmer
Cook for 25 minutes until the potatoes are tender and the flavors meld.
- 5
Add sausage
Stir in the sliced sausage and simmer for another 10 minutes until heated through.
- 6
Serve
Season with salt, remove bay leaves, and serve hot with a dollop of sour cream.
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Pro Tips
- →
Use some of the sauerkraut's own brine in the soup for extra tang and depth, rather than discarding it entirely.
- →
Balance the sourness to taste — rinse the sauerkraut briefly first if it's especially sharp.
- →
This soup reheats and often improves in flavor the next day.
Variations
- •
Add smoked ham hock instead of sliced sausage for a richer, more traditional version.
- •
Some households add a bit of caraway seed-infused flour for extra depth.
- •
Serve with dark rye bread on the side.
Storage
Refrigerate leftovers in an airtight container for up to 3 days. Reheat gently on the stovetop or in the microwave with a splash of water or stock to loosen the texture.
History & Origin
Zelnacka reflects the Czech tradition of using preserved sauerkraut through the winter months, historically paired with smoked meats to create a filling, budget-friendly soup for cold weather.
Frequently Asked Questions
Can I make this ahead?
Yes, it reheats very well and the flavor often deepens after a day resting in the fridge.
What sausage works best?
A firm smoked sausage like kielbasa or a Czech smoked pork sausage gives the best flavor and texture.
Why is my soup too sour?
Rinse the sauerkraut briefly before adding, or use less of its brine, then adjust with a pinch of sugar if needed.
Nutrition Facts
Per serving (380g / 13.4 oz) · 6 servings total
Time Summary
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