Spain By Food Enthusiasts · 5 min read

National Dish Spain: Zarzuela de Mariscos (Recipe)

Spanish seafood stew with prawns and mussels in a rich tomato sauce

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Take a delicious detour to the Mediterranean with Zarzuela de Mariscos, a celebrated Spanish seafood stew that brings the flavours of the coast straight to your table. Glistening prawns, plump mussels and tender squid simmer in an aromatic tomato base, creating a dish that feels both rustic and a little bit special. Whether you are marking a celebration or simply treating yourself to a cosy supper, this is comfort food with real coastal soul.

About Zarzuela de Mariscos

Zarzuela de Mariscos is a wonderful Spanish seafood speciality that is sure to delight your taste buds. This hearty stew brings together the freshness of the sea and a fragrant tomato base, making it perfect for special occasions or a relaxed evening meal. Despite its impressive looks, it is surprisingly simple to put together and quite extraordinarily tasty. This Mediterranean delicacy is bound to become a highlight in your own kitchen.

Ingredients (serves 1–2)

250g mixed seafood (e.g. prawns, mussels, squid)
1 onion
2 cloves of garlic
200ml tomato purée
100ml fish stock
1 pepper
2 tablespoons olive oil
Salt and pepper
1 bay leaf
Saffron (optional)

Shopping for the ingredients

Fresh ingredients are the key to an authentic Zarzuela de Mariscos. Your best bet is to visit a fresh fishmonger or a well-stocked supermarket to track down the finest seafood. Make sure the prawns and mussels are fresh and of good quality. The tomato purée and fish stock should be free from additives so that the natural flavour of the dish really shines through. These same coastal staples are also at the heart of a Caldereta de Marisco.

Preparing the dish

Before you start cooking, it is well worth getting all your ingredients ready. Wash the seafood thoroughly and defrost it if necessary. Finely chop the onion and garlic, and cut the pepper into strips. This bit of groundwork ensures the cooking process runs smoothly and quickly, leaving you free to enjoy the kitchen.

Step-by-step instructions

Heat the olive oil in a large pot and add the chopped onion and garlic. Fry them gently until soft and golden brown.
Add the pepper strips and cook for a further 3–4 minutes.
Pour in the tomato purée and the fish stock. Stir well and bring the mixture to the boil.
Add the bay leaf, salt, pepper and, if you like, a little saffron. Reduce the heat and let the sauce simmer for about 10 minutes.
Add the prepared seafood and simmer everything for another 5–7 minutes, until the seafood is cooked through.
Remove the bay leaf and serve the Zarzuela de Mariscos piping hot.

Gluten-free / lactose-free version

Zarzuela de Mariscos is naturally gluten-free and lactose-free, which makes it an excellent choice for anyone with those dietary needs. Even so, it is worth checking that there are no hidden sources of gluten or lactose in the products you use, such as the fish stock. A quick glance at the labels means you can enjoy this stew with complete peace of mind.

Tips for vegans and vegetarians

For a vegan or vegetarian take on this dish, you can swap the seafood for a selection of vegetables and, if you fancy, some plant-based fish alternatives. Artichoke hearts, courgettes and aubergines are excellent stand-ins that round out the flavour beautifully. The aromatic tomato base does plenty of the heavy lifting, so the result is still rich and satisfying.

More tips and tricks

Choosing the right spices can make a real difference to the flavour of your Zarzuela de Mariscos. Try adding a pinch of smoked paprika to the sauce for a deeper, more rounded note. A squeeze of lemon juice just before serving lifts the aromas and adds a welcome touch of freshness, much as it does in a bright Almejas en Salsa Verde.

Adapting the recipe to your taste

The recipe for Zarzuela de Mariscos adapts easily to personal preference. You can use more or less of particular types of seafood, or turn up the heat by adding some chopped chillies. Don’t be afraid to experiment until you find the perfect balance of flavours for you — that playfulness is very much in the spirit of the dish.

Ingredient substitutions

If you do not have certain ingredients to hand, there are plenty of alternatives. Instead of fish stock you can use vegetable stock, and the pepper can be swapped for other colourful vegetables such as red onions or green beans. These tweaks keep the dish just as vibrant and tasty, and the same flexibility carries over nicely to a baked Rape al Horno.

Drink pairing ideas

A fruity white wine pairs beautifully with Zarzuela de Mariscos. Alternatively, you could serve a light, crisp beer or even a refreshing white wine spritzer. For a non-alcoholic option, a glass of lemon water with fresh herbs makes a lovely, palate-cleansing choice that complements the seafood without overpowering it.

Serving and presentation ideas

Presentation is the finishing touch on any successful dish. Serve your Zarzuela de Mariscos in an attractive bowl or on a shallow plate, and garnish with fresh herbs such as parsley or coriander and a wedge of lemon. An elegant serving platter can add a little extra flair, turning a simple supper into something that feels genuinely celebratory.

A bit of history

Zarzuela de Mariscos has a long tradition in Spanish cuisine and originally hails from the Mediterranean coast. The name “Zarzuela” comes from a Spanish theatrical genre that blends different musical styles together — every bit as colourful and varied as the ingredients in this dish. It reflects the fishing heritage and the rich culinary traditions of Spain, and stands proudly alongside other coastal classics in the world of Spanish cuisine.

More recipe ideas

Summary: Zarzuela de Mariscos

Zarzuela de Mariscos is a traditional Spanish dish that wins hearts with its variety and its rich, generous flavour. With fresh seafood, a fragrant tomato sauce and a straightforward method, it is bound to earn a place in your culinary collection. Bring a little piece of Spain into your own home and let the flavours of the sea work their magic.