Bocadillo de Pimientos del Padrón

You eat this one watching for the hot one. A plate of fried pimientos del Padrón is a small game of chance, and packing them into a barra does nothing to settle the odds. Most of the peppers land grassy and mild, the green vegetal taste of a thing fried fast and salted. Then, every so often, a single pepper carries real heat, enough to make you reach for your drink, and there is no telling which one it will be until your teeth are already through the skin. Galicians have a line for this that has followed the pepper everywhere it travels: os pementos de Padrón, uns pican e outros non, the peppers of Padrón, some are hot and some are not.

The heat is not a quirk of the kitchen. It rides in on how each pepper grew. Capsaicin builds as a pepper matures and as the plant takes on stress from sun and short water, so the ones picked a touch later, or grown through a hot dry stretch, tend to be the ones that bite. Pickers pull pimientos del Padrón young and green for exactly this reason, keeping the field skewed toward mild, but a handful always slip the net. The figure people throw around is that something like one in ten runs hot, though the share drifts with the batch and the weather. That uncertainty is where the fun lives: nobody at the table is meant to know in advance.

Cooking them is quick and unfussy. The whole peppers go into olive oil that is already shimmering, and they stay there only until the skins blister, brown in patches, and the flesh gives way and slumps. They come out, drain for a moment, and take a scatter of coarse salt while they are still hot enough for the grains to stick. That is the entire treatment, and it is enough, because the frying concentrates the green flavour and the salt and oil carry it. In Padrón the stems are usually snapped off before the pepper meets the pan, which is said to keep the bitterness down; elsewhere they are often left on as handles for plucking peppers off a shared dish.

Folded into bread, the dish changes register without losing its nerve. The peppers go into a split barra whole or roughly torn, stems pulled, laid end to end so the sandwich reads as peppers rather than crust with a garnish. A little of the frying oil goes in with them and works into the crumb, and the coarse salt does most of the seasoning. The crusty exterior gives the soft blistered flesh something to push against, and the bread tempers the salt and oil so you can eat a length of it the way you would never eat a whole plate of the peppers straight. The gamble survives the move intact. Somewhere in that loaf, maybe, is the pepper that bites back.

It belongs to summer and to the bar. Pimientos del Padrón come into their season in the warm months, and in Galicia and far beyond they are a fixture of the tapas counter, ordered by the plate to pick at over a caña of beer or a glass of Albariño. The bocadillo is the portable version of that ritual, the kind of thing you eat on your feet at a counter or carried out for a few euros, less a composed sandwich than a way of taking the bar snack with you. There are fuller builds that lean on the grassy, faintly bitter pepper by setting it against something with more fat, a slice of mild cheese melted against the heat or a fried egg laid underneath, but the plain version asks for nothing past the fry, the salt, and the bread.

Where the pepper comes from

The pepper is the older story by centuries, and the bread caught up later. Pimientos del Padrón trace to Galicia's southwest, to the parish of Herbón in the municipality of Padrón, where the rivers Ulla and Sar run through a mild, rainy corner of A Coruña. The peppers are a New World plant that found a second home there, a Capsicum cultivar that the cool wet Galician ground reshaped over generations into something distinct from its American ancestors.

The account most often repeated credits Franciscan friars. The story holds that monks brought pepper seeds back from Tabasco, in Mexico, to the convent of San Antonio at Herbón in the early seventeenth century, and that the friars and the farmers around them grew and selected the plant over the years that followed until it settled into the Padrón type known now. Like a lot of monastery-origin tales it is part record and part legend, and the precise route is hard to pin down, but the long association of the convent and the parish with the pepper is not in doubt, and the name Padrón rode out from there to stand for Galician frying peppers in general.

The name now carries legal weight. Brussels entered pemento de Herbón on the EU register of protected designations of origin in 2010, a Denominación de Origen Protegida that reserves the label for peppers grown by traditional methods within a defined patch of Padrón and a few neighbouring municipalities. Herbón has marked the harvest with a pepper festival on the first weekend of August since the late 1970s. None of which has tamed the peppers themselves, which still come to the table, and to the bread, with the same standing wager they have always carried.