Atún Encebollado (Tuna in Onion)

A traditional Andalucian dish from the fishing port of Barbate on the Atlantic side of the Straits of Gibraltar.

It is a delicious, simple Tapas which is best enjoyed with some fresh bread and a glass of local Manzanilla wine.


(can be purchased from fruit & vegetable store and local supermarket)

  • 800 grams of tuna (Atún)
  • 3 medium size onions
  • 2 cloves of garlic
  • 100 ml olive oil
  • 1 tablespoon of sherry vinegar
  • 1/2 glass of water
  • 1/2 small spoonful of sweet paprika
  • 1/2 small spoonful of dried oregano
  • 1 bay leaf
  • salt and black pepper


  • Peel and cut the onion (julienne) and the garlic
  • Cut the tuna into dices and season with salt and pepper to taste
  • Heat 60 ml of olive oil (about 6 tablespoons) in a saucepan
  • When the oil is hot, add the tuna and when it is brown, remove it and keep on a plate to add back in later
  • Pour the remaining oil into the saucepan, 40 ml or 4 tablespoons and add the cut garlic. Leave them until they are golden brown.
  • Once the garlic is golden, add the onion, bay leaf and half a teaspoon of salt.
  • Leave on medium heat until the onion is tender and increase the heat and add the vinegar to simmer.
  • Remove the pan from the heat and add the oregano and paprika and stir for 1 second.
  • Finally, add water and tuna that was reserved. Leave on medium heat until the water evaporates.


  • Check if the dish is well salted, if not, add more to the taste, and voila!, You already have a delicious dish of onion tuna ready to eat.


Recipe Contributor :  Puertos de Andalucia 

Andalucia, one of the Europe’s leading tourist regions, acclaimed for its countless natural and cultural attractions, offers sailing enthusiasts an extensive water sports infrastructure stretching over the length of the coastline.

Providing modern services and top-quality facilites, these marinas are the ideal destination for a vacation and for enjoying all manner of water sports. Additionally, Andalusia’s considerable communications network and climatic conditions permitting sailing in any seasons make it the perfect location for year round berthing.

For further information please visit the Puertos de Andalucia website at :

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