Capsicum annuum 'Gorria', widely known as the Espelette pepper (or Piment d'Espelette), is a specific cultivar of the chili pepper family (Solanaceae) native to the Basque region of southwestern France. The name Gorria is the Basque word for "red," reflecting the vibrant color of the mature fruit. While its ancestors originated in the Americas and were introduced to the Basque country by Spanish explorers in the 16th century, this cultivar has been uniquely adapted to the specific microclimate of the Nive valley. Historically, it was initially used by Basque families as a medicinal rub and for preserving hams, eventually evolving into the cornerstone of modern Basque regional gastronomy. It is now protected by an AOP (Appellation d'Origine Protégée) status, which strictly regulates its cultivation and processing in a specific geographical zone near the village of Espelette.

The plant is a productive, medium-height herbaceous bush that thrives in the humid, mild climate of the French Pyrenees. It features typical solanaceous leaves and produces small, downward-facing flowers that mature into glossy, heart-shaped or conical peppers approximately 7 to 14 centimeters long. As the fruit ripens, it transitions from a bright green to a deep, intense red, which is a required harvest stage for AOP compliance. After harvesting, the peppers are traditionally hung in decorative braids (cordes) to air-dry in the sun, a process that concentrates their sugars and intensifies their aromatic complexity before they are ground into a characteristic coarse powder.

The Espelette pepper is celebrated for a flavor profile that is distinctively nuanced, balancing a mild, gentle heat—ranking roughly 4,000 on the Scoville heat scale—with rich, smoky, and slightly sweet undertones. It serves as a more sophisticated, aromatic alternative to common black pepper or generic cayenne in French cooking. In Basque culinary tradition, it is the essential seasoning for piperade, a classic dish of sautéed peppers, onions, and tomatoes, and is used to finish everything from grilled meats and seafood to omelets and foie gras. The powder is rarely used as a "burning" agent; rather, it is valued for how it enhances the depth of savory ingredients.