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The onion, celery, and carrot soften in the pot while the olive oil picks up their sweetness; a few minutes later, the kitchen smells like the start of a proper broth. I make Greek Fishermans Soup when I want a fish dinner that feels generous without needing a separate sauce or a long list of steps. The potatoes cook right in the seafood stock, so each bowl has tender pieces of potato alongside flaky cod.

What makes this version feel balanced is the order: the potatoes get their time in the simmering broth, and the cod goes in only near the end. I finish with lemon juice and parsley after taking the pot off the heat, which keeps those fresh flavors clear instead of letting them disappear into a long cook. The broth stays light, the potatoes are soft, and the cod holds together in satisfying chunks.

Why the Potatoes Need Their Simmer Before the Cod Goes In

Potatoes need more time in hot broth than cod does. If both go into the pot together, the fish has to wait while the potato centers soften, and those extra minutes can leave the cod dry or breaking into small flakes. Cooking the potatoes first gives them a head start without asking the fish to endure the full simmer.

Yukon Gold potatoes are a good fit here because they turn tender while keeping enough shape to make a satisfying spoonful. Their starch also gives the broth a little body as the pieces cook, but this is still a light soup rather than a thick, creamy one. Keep the pot uncovered while the potatoes simmer; that steady, open simmer lets you check their texture easily and keeps the broth from turning cloudy from a hard boil.

Once the potato pieces are tender, the remaining cook is short. The cod needs only a gentle simmer, and the lemon and parsley go in at the finish. That sequence lets the soup feel substantial from the potatoes while keeping the fish as the main event.

What the Seafood Stock, Yukon Golds, and Cod Each Bring

• Seafood stock — This is the soup’s broth foundation, so choose a carton with a clean, pleasant seafood aroma. Stock brands vary in saltiness, which is worth keeping in mind as you season the pot; the water balances the broth without replacing its seafood character.
• Yukon Gold potatoes — Their creamy, tender interior makes the soup filling without needing a thickener. Peel them and cut the pieces evenly so they soften at a similar pace; ragged, uneven chunks make it harder to judge when the whole pot is ready for the cod.
• Cod — Boneless, skinless fillets make neat, easy-to-eat chunks and keep the cooking straightforward. Freshness matters because the fish is a major part of the bowl, but the most useful prep detail is an even cut; keep the pieces close to the specified size so they cook at the same rate.
• Onion, celery, and carrot — These vegetables make the opening layer of the broth. Chop them into small, fairly even pieces so they soften together during their short sauté rather than leaving one vegetable crisp while another is already soft.
• Lemon juice and parsley — Fresh lemon brings a clean, tart finish, and chopped fresh parsley adds a green, herbal note. Both go in after the bay leaf comes out, so their brighter flavors stay distinct instead of cooking away in the broth.
• Bay leaf — It adds a quiet savory aroma while the potatoes simmer. Take it out before serving; it has done its job in the broth and isn’t meant to be eaten.

The Four Stages That Keep the Broth Clear and the Cod Tender

Soften the Vegetables Without Browning Them

Warm the olive oil in a 6-quart pot over medium heat, then add the chopped onion, celery, and carrot. Cook for 5 minutes, stirring occasionally, until the vegetables begin to soften. They should smell sweet and savory, not toasted. If the pot is browning the vegetables quickly, lower the heat so they soften rather than color heavily.

Simmer the Potatoes Until Tender

Add the seafood stock, water, potatoes, bay leaf, salt, and black pepper. Bring the pot to a boil over high heat, then reduce the heat and simmer uncovered for 15 to 20 minutes. The potatoes are ready when a fork slides into a piece easily without the piece collapsing. If they’re still firm in the middle, give them more time before adding the fish.

Cook the Cod at a Gentle Simmer

Add the cod pieces once the potatoes are tender, then keep the broth at a gentle simmer for 5 to 8 minutes. Avoid letting the pot boil hard; strong bubbling can knock the fish around and break up the chunks. Look for opaque flesh and check the thickest piece for 145°F before moving on.

Finish With Lemon and Parsley

Remove the bay leaf, then stir in the lemon juice and chopped fresh parsley. The herbs should stay bright green, and the broth should smell fresh and lightly citrusy. Stir gently so you don’t break up the cooked cod, then ladle the soup while the fish and potatoes are still in distinct pieces.

Small Changes for a Different Bowl, Without Losing the Soup’s Character

Questions That Come Up When Making Greek Fishermans Soup

Greek Fishermans Soup

Greek fishermans soup simmers cod, Yukon Gold potatoes, and vegetables in seafood stock for a light, savory broth. Fresh lemon juice and parsley finish each bowl with a bright, herbal touch.

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Prep Time 15 minutes mins

Cook Time 33 minutes mins

Total Time 48 minutes mins

Servings: 6 servings

Course: Dinner

Cuisine: Greek

Calories: 280

Ingredients Method Notes

Ingredients

  

• 2 tbsp olive oil
• 1 yellow onion medium, chopped
• 2 celery ribs chopped
• 1 carrot medium, peeled and sliced
• 1 carton (32 oz) seafood stock
• 2 cups water
• 1.5 lb Yukon Gold potatoes peeled and cut into 1-inch pieces
• 1 bay leaf
• 1 tsp kosher salt
• 0.25 tsp black pepper
• 2 lb cod fillets boneless, skinless, cut into 1 1/2-inch pieces
• 2 tbsp fresh lemon juice
• 0.25 cup fresh parsley chopped

Method

 

1. Heat the olive oil in a 6-quart pot over medium heat.
2. Add the onion, celery, and carrot, and cook for 5 minutes, stirring occasionally.
3. Add the seafood stock, water, potatoes, bay leaf, salt, and pepper, and bring to a boil over high heat.
4. Reduce the heat and simmer uncovered for 15 to 20 minutes, until the potatoes are tender.
5. Add the cod and simmer gently for 5 to 8 minutes, until the fish is opaque and reaches 145°F in the thickest piece.
6. Remove the bay leaf.
7. Stir in the lemon juice and parsley.

Notes

For tender fish, add the cod only after the potatoes are tender and avoid vigorous stirring. Refrigerate leftovers in an airtight container for up to 2 days; freezing is possible, though the potatoes may soften. For lower sodium, use low-sodium seafood stock and adjust the salt to taste.