blancos de puerros
Leek whites are good sources of vitamin K, vitamin C, and dietary fiber, with minimal calories. They contain compounds with potential anti-inflammatory properties and are part of the allium family, known for beneficial sulfur compounds.
About
Blancos de puerros (leek whites) refers to the pale, tender lower portion of the leek plant (Allium porrum), extending from the base to where the green leaves begin. This section comprises the edible white and light green parts that have been blanched during cultivation by earthing up or shading, preventing chlorophyll development. The white portion is milder and more delicate than the dark green leaves, with a subtle onion-like sweetness and creamy texture when cooked. Unlike the tougher green tops, the whites are tender and cook to a buttery consistency, making them the preferred culinary portion in many European cuisines, particularly French and Spanish cooking.
Culinary Uses
Blancos de puerros are prized in fine cooking for their refined flavor and silky texture when braised, steamed, or poached. In French cuisine, they are essential to classic preparations such as vichyssoise (leek and potato soup) and appear braised as a vegetable course or gratinéed with béchamel. Spanish kitchens feature them in puerros a la vinagreta (dressed with vinaigrette) and as a side dish. The whites are mild enough to serve simply with butter, cream, or hollandaise sauce, and they pair well with poultry and fish. They can also be marinated and served cold as an appetizer.