The Forktionary Angle
"Elevate your fundamental cooking techniques: master the nuanced flavors of the Spanish onion in everything from bases to garnishes."
Definition
A large, globe-shaped onion variety with a mild, sweet flavor and papery, golden-brown skin, ideal for caramelizing and raw use.
Sensory Profile
Technical Metrics
Culinary Usage
Foundation of countless savory dishes
Quercetin Content
High (antioxidant)
Storage (Cool, Dry)
1-2 months
Nutrition Facts
Per 1 medium onion (110g)Chef’s Secret
For exceptionally sweet caramelized onions, cook them slowly over low heat for at least 30-45 minutes, stirring occasionally, until deeply browned and soft.
Substitutions
Yellow Onion
1:1Most common substitute, slightly more pungent when raw.
Vidalia Onion
1:1Similar sweetness and mildness, often pricier, seasonal.
White Onion
1:1Crisper, more pungent than Spanish, good for raw applications.
Red Onion
1:1Adds color and a sharper flavor raw, cooks down sweeter.
Buying Guide
Choose firm, dry onions with papery skins and no soft spots or sprouts. Store in a cool, dry, well-ventilated area, not in the refrigerator.