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# Bocadillo de Clòtxina
- URL: https://onesandwich.com/bocadillo-de-clotxina/
- Published: 2026-05-17T06:59:40.000Z
- Updated: 2026-05-26T10:52:12.000Z
- Description: Mussel (clòtxina) bocadillo; local mussels.
- Author: Andrew Lekashman
- Tags: Spain, Submarine Sandwiches, Bocadillo de Pescado y Marisco, #auto-imported

**🇪🇸 Spain** · Family: [Bocadillo de Pescado y Marisco](https://onesandwich.com/tag/bocadillo-de-pescado/) · Region: Valencia · Heat: Steamed · Bread: barra · Proteins: shellfish

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Ingredients

baguette · mussel · olive oil · garlic · parsley · lemon · salt

The *Bocadillo de Clòtxina* is the Valencian mussel sandwich, built around *clòtxina*, the small local mussel that Valencia treats as distinct from the larger Atlantic *mejillón*. The *clòtxina* is sweeter and more delicate than a standard mussel, and the sandwich exists to carry that flavor with as little interference as possible. The bread is a crusty white *barra*, split lengthwise, kept plain so it does not fight the shellfish.

The build is short because the mussels do not take long. The *clòtxinas* are steamed open fast in a covered pan, usually with a little water, garlic, and perhaps a bay leaf or a splash of lemon, then pulled from their shells the moment they open so they do not toughen. The shucked meats are piled into the *barra*, often with a spoonful of the bright cooking liquor drizzled over so the crumb takes some of it, and the bread closed under light pressure. Good execution means mussels just barely cooked through, plump and tender, with the sweet briny liquor reaching the bread; the sandwich should taste clean and of the sea. Sloppy execution oversteams the *clòtxinas* until they shrink rubbery and dry, drowns them in sauce so the bread goes soggy and the shellfish disappears, or under-rinses them so the sandwich turns gritty.

This is seasonal and local food: *clòtxina* season is short, and the sandwich follows it, sold at markets and *bares* during the months the mussels are good. Some cooks dress it only with lemon and others fold in a little garlic mayonnaise or a fresh chopped tomato, but the restrained version keeps the mussel forward. The broader category of seafood *bocadillos de pescado* that this belongs to is wide and deserves its own article rather than being compressed in here, and other Valencian shellfish preparations sit alongside it as separate studies.

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## More from this family

Other [Bocadillo de Pescado y Marisco](https://onesandwich.com/tag/bocadillo-de-pescado/) sandwiches in Spain:

- [Bocadillo de All i Pebre](https://onesandwich.com/bocadillo-de-all-i-pebre/)
- [Bocadillo de Anchoas](https://onesandwich.com/bocadillo-de-anchoas/)
- [Bocadillo de Atún con Pimientos](https://onesandwich.com/bocadillo-de-atun-con-pimientos/)
- [Bocadillo de Atún con Tomate](https://onesandwich.com/bocadillo-de-atun-con-tomate/)
- [Bocadillo de Atún](https://onesandwich.com/bocadillo-de-atun/)
- [Bocadillo de Bacalao Rebozado](https://onesandwich.com/bocadillo-de-bacalao-rebozado/)
- [Bocadillo de Bacalao](https://onesandwich.com/bocadillo-de-bacalao/)
- [Bocadillo de Boquerones](https://onesandwich.com/bocadillo-de-boquerones/)

[See all Bocadillo de Pescado y Marisco sandwiches →](https://onesandwich.com/tag/bocadillo-de-pescado/)