Creamy Polish Dill Soup (Cozy Zupa Koperkowa, 45 Minutes)

If you’re craving a bowl of pure comfort with a fresh, garden-y twist, my creamy Polish dill soup is the recipe I keep coming back to whenever the weather turns cool or I want something nourishing without a lot of fuss. Known in Poland as Zupa Koperkowa, this velvety soup leans on humble pantry staples — potatoes, carrots, celery, and a generous handful of fresh dill — to create something that tastes so much bigger than the sum of its parts. The broth is silky and buttery, the vegetables are tender, and every spoonful is brightened by that unmistakable green, slightly grassy dill flavor I absolutely adore.

Fun fact: in Poland, this soup is often ladled directly over halved hard-boiled eggs or a scoop of hot boiled potatoes right in the bowl — a rustic tradition that turns a simple starter into a full, satisfying meal.

Why this recipe works

• Fresh dill is added at the end, so it keeps its bright, herbaceous punch instead of fading into the broth.
• Tempering the cream with a ladle of hot broth guarantees a smooth, silky finish with zero curdling.
• One pot, pantry-friendly ingredients, and about 45 minutes from stove to bowl.
• A splash of lemon juice at the end lifts the whole soup and balances the richness of the cream.
• Easily adaptable — make it vegetarian, dairy-lighter, or heartier with chicken or rice.

Ingredients

• 2 tablespoons butter
• 1 small onion, diced
• 2 garlic cloves, minced
• 2 carrots, sliced
• 2 celery stalks, sliced
• 4 medium potatoes, peeled and diced
• 6 cups chicken or vegetable broth
• 1 bay leaf
• Salt and black pepper, to taste
• 1 cup heavy cream or sour cream
• 1 tablespoon flour (optional, for extra thickness)
• 1 ½ cups fresh dill, chopped
• 1 tablespoon lemon juice
• Optional garnishes: extra dill, a swirl of sour cream, cracked black pepper, and crusty bread for serving

Instructions

Step 1: Soften the aromatics

Melt the butter in a large soup pot over medium heat. Add the diced onion, sliced carrots, and celery, and cook for about 5 minutes, stirring now and then, until everything looks glossy and softened. Stir in the garlic and let it cook for another minute, just until fragrant.

Step 2: Simmer the potatoes and broth

Add the diced potatoes, broth, bay leaf, and a good pinch of salt and pepper. Bring the pot to a gentle boil, then lower the heat and let it simmer for 20 to 25 minutes, or until the potatoes are fork-tender and the whole kitchen smells amazing.

Step 3: Whisk together the cream

While the soup simmers, whisk the cream (and the flour, if you want a thicker soup) together in a small bowl. Ladle in a scoop of the hot broth in a slow stream while you whisk — this tempers the cream so it stays smooth once it hits the pot.

Step 4: Stir in the cream, dill, and lemon

Pour the tempered cream mixture back into the pot in a slow, steady stream, stirring constantly. Add the chopped fresh dill and the lemon juice, then let the soup barely simmer for 3 to 5 more minutes. Keep it under a hard boil — a gentle bubble is what keeps everything creamy.

Step 5: Taste and adjust

Give the soup a taste and tweak it to your liking with more salt, pepper, or a squeeze more lemon juice. Fish out the bay leaf so no one bites into it later.

Step 6: Ladle and serve

Ladle the warm soup into bowls and finish with a shower of extra dill and a swirl of sour cream if you’re feeling fancy. Serve right away with plenty of crusty bread for dunking.

Nutrition information

• Calories: 285 per serving
• Protein: 6 g
• Carbohydrates: 28 g
• Fat: 17 g
• Fiber: 4 g
• Sodium: 640 mg

Pro tips for the best creamy Polish dill soup

• Always reach for fresh dill — dried dill just can’t deliver the bright, grassy flavor this soup is famous for.
• Dice your potatoes into evenly sized cubes so they finish cooking at the same time and hold their shape.
• Never let the soup boil once the cream is in; a low, lazy simmer keeps the texture silky.
• For an extra-velvety soup, blend about a cup of the cooked soup and stir it back in before adding the cream.
• Add the lemon juice last so its brightness stays lively instead of mellowing out.

Frequently asked questions

What does Polish dill soup actually taste like?

It’s creamy and savory with a gentle tang from the sour cream or lemon, plus a bright, herbaceous lift from all that fresh dill — cozy and refreshing at the same time.

Can I use dried dill instead of fresh?

Fresh dill really is the heart of this soup, and I strongly recommend it. In a pinch, use 1 to 2 teaspoons of dried dill, but the flavor will be softer and less vibrant.

Can I freeze creamy Polish dill soup?

You can, though cream-based soups sometimes separate slightly after thawing. Reheat gently over low heat and whisk well to bring the texture back together.

How long will leftovers keep?

Stored in an airtight container in the fridge, this soup will stay fresh for up to 4 days. Warm it slowly on the stove to keep the cream from splitting.

How do I make it vegetarian?

Just swap the chicken broth for a good vegetable broth — everything else stays the same, and the soup is just as cozy and satisfying.