Name: Finnish Salmon Soup
Prep time: 10 min
Cook time: 30 min
Total time: 40 min
Cuisine: Finnish
Ingredients: 1½ lbs fresh salmon filet, skin removed, cut into 1-inch cubes; 3 Tbsp unsalted butter; 3 large carrots, peeled and sliced into ¼-inch rounds; 2 medium leeks, rinsed well and thinly sliced; 1 lb Yukon gold potatoes, cut into ¾-inch pieces; 4 cups seafood stock; ½ tsp kosher salt, plus more to taste; Freshly ground black pepper, to taste; ¾–1 cup crème fraîche; 1 cup chopped fresh dill, plus more for serving

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Finnish Salmon Soup is a cozy Nordic classic that brings together tender salmon, buttery potatoes, sweet leeks, and plenty of fresh dill in a lightly creamy broth. Also known as creamy lohikeitto, this comforting bowl comes together quickly yet tastes like it simmered all day. If you crave a comforting seafood soup that feels hearty without being heavy, this recipe delivers. With just 10 minutes of prep and simple ingredients, Finnish Salmon Soup makes a satisfying dinner any night of the week.

Story

The first time I made Finnish Salmon Soup, I wanted something warm and soothing that still felt fresh and vibrant. I had salmon in the fridge, a bundle of dill on the counter, and a couple of leeks waiting to be used. Finnish Salmon Soup immediately came to mind because it balances richness with brightness in such a smart way.

Unlike a thick chowder, Finnish Salmon Soup keeps the broth light while still tasting luxurious. The potatoes soften and release just enough starch to give body, while crème fraîche adds tang and silkiness. In traditional creamy lohikeitto, fresh dill plays a central role, and I never hold back. Each spoonful of Finnish Salmon Soup feels balanced, aromatic, and deeply satisfying.

I love how Finnish Salmon Soup fills the kitchen with the scent of butter, seafood stock, and herbs. It tastes elegant enough for guests, yet it remains simple enough for a weeknight. That balance keeps me coming back to Finnish Salmon Soup again and again.

Ingredients

1½ lbs fresh salmon filet, skin removed, cut into 1-inch cubes
3 Tbsp unsalted butter
3 large carrots, peeled and sliced into ¼-inch rounds
2 medium leeks, rinsed well and thinly sliced
1 lb Yukon gold potatoes, cut into ¾-inch pieces
4 cups seafood stock
½ tsp kosher salt, plus more to taste
Freshly ground black pepper, to taste
¾–1 cup crème fraîche
1 cup chopped fresh dill, plus more for serving

Step-by-Step Instructions

Preparing the Ingredients

Start by trimming and rinsing the leeks thoroughly. Leeks trap sand between their layers, so slice them lengthwise and rinse under cold running water. Pat them dry, then slice thinly.

Next, peel and slice the carrots into even rounds. Cut the Yukon gold potatoes into bite-size pieces so they cook evenly. Finally, remove the skin from the salmon if needed and cut it into uniform cubes. Keep the salmon chilled until ready to use.

Cooking Instructions

Melt the butter in a large soup pot or Dutch oven over medium-high heat. Add the sliced carrots and leeks. Season lightly with kosher salt and cook for 8 to 10 minutes, stirring occasionally, until the vegetables soften and release their aroma.

Add the potatoes and pour in the seafood stock. Bring everything to a boil, then reduce the heat to medium. Let the soup simmer for 10 to 15 minutes, or until the potatoes turn tender but still hold their shape.

Once the potatoes finish cooking, gently stir in the salmon cubes and ¾ cup crème fraîche. Cover the pot and let the soup simmer for 3 to 5 minutes, just until the salmon turns opaque and flakes easily.

Remove the lid and stir in the chopped dill. Taste the Finnish Salmon Soup and adjust with additional salt and freshly ground black pepper as needed. Serve hot with extra dill sprinkled on top.

Tips for Perfect Results

Common Mistakes to Avoid

Do not overcook the salmon. Salmon cooks quickly, and even a few extra minutes can dry it out. Keep the heat moderate and watch closely once you add the fish.

Avoid boiling the soup after adding crème fraîche. High heat can cause dairy to separate. Instead, maintain a gentle simmer to keep the broth smooth.

Do not skip rinsing the leeks thoroughly. Grit can ruin the texture of your salmon dill soup, so take a moment to clean them properly.

Pro Tips for Better Flavor

Use high-quality seafood stock for deeper flavor. Homemade stock made from shrimp shells creates a richer color and more pronounced seafood aroma.

Add a small squeeze of fresh lemon juice right before serving if you want extra brightness. The acidity sharpens the flavors without overpowering the soup.

If you enjoy a slightly richer finish, stir in the full cup of crème fraîche. This technique turns the broth into a silky creme fraiche fish soup with extra body.

Serving and Storage

How to Serve

Serve Finnish Salmon Soup in wide bowls to showcase the colorful salmon, carrots, and dill. Pair it with crusty bread, rye crackers, or warm rolls for dipping. A simple green salad with a light vinaigrette balances the creamy broth beautifully.

For a more substantial meal, add roasted vegetables or a crisp cucumber salad on the side. This soup stands well on its own but also shines as part of a Nordic-inspired dinner.

How to Store Leftovers

Store leftover Finnish Salmon Soup in an airtight container in the refrigerator for up to three days. Because seafood is delicate, enjoy it sooner rather than later.

Reheat gently on the stovetop over low heat. Stir occasionally and avoid boiling. You can also reheat in the microwave in short intervals, stirring between each round.

If you choose to freeze the soup, place it in a freezer-safe container for up to three months. Thaw overnight in the refrigerator and reheat slowly. Keep in mind that the dairy may slightly change texture after freezing.

Conclusion

Finnish Salmon Soup proves that simple ingredients can create extraordinary flavor. With tender salmon, buttery potatoes, sweet leeks, and bright dill, this classic Nordic dish offers warmth and comfort in every spoonful. Whether you call it Finnish Salmon Soup or lohikeitto, it delivers elegance without effort. Make it once, and it may become your new favorite cold-weather dinner.

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Frequently Asked Questions

Can I use frozen salmon for Finnish Salmon Soup?

Yes, you can use frozen salmon. Thaw it completely in the refrigerator overnight, then pat it dry before cutting into cubes. Properly thawed salmon works beautifully in this recipe.

Can I substitute sour cream for crème fraîche?

Yes, sour cream works well if you cannot find crème fraîche. It will provide similar creaminess and tang, though the flavor may be slightly sharper. Heavy cream also works but produces a milder taste.

What type of potatoes work best in this soup?

Waxy or all-purpose potatoes like Yukon gold hold their shape best. Russet potatoes tend to break down more easily and can make the broth cloudy.