Jean-Jacques Houyou has set out to persuade his compatriots that they should be wearing trout rather than merely eating them with a caper and black butter sauce.The stack-heeled women’s sandals in seven colours will go on sale in France this summer, selling for around 120 euros ($135) a pair.

Houyou has sourced salmon trout for the shoes — whose skins he claims are particularly beautiful — from the cold mountain streams of the renowned Banca valley in the foothills of the Pyrenees in the French Basque country.All come the Goicoechea family’s fish farm, whose trout are prized by gourmets.And although his company is called Don Quichosse — a play on Don Quixote — Houyou insisted he was not tilting at watermills.He admitted however that making the espadrilles was an “extremely exa…