The Forktionary Angle
"The foundational aromatic that transforms dishes from simple to sublime."
Definition
A common pungent bulb vegetable, essential as an aromatic base in countless savory dishes, sweetening significantly when cooked.
Sensory Profile
Technical Metrics
Caramelization
Slowly cooking onions unlocks their natural sugars and sweetness.
Storage Best Practice
Store in a cool, dry, well-ventilated place, away from potatoes.
Tear-Inducing Compound
Syn-propanethial S-oxide causes teary eyes when cut.
Nutrition Facts
Per 1/2 medium (80g)Chef’s Secret
To reduce eye irritation when cutting, chill onions in the freezer for 15 minutes before slicing.
Substitutions
White Onion
1:1Similar pungency and flavor, slightly sharper, good for most cooking.
Shallot
Milder, sweeter, more delicate flavor, good for sauces and dressings.
Red Onion
1:1Stronger, sharper flavor, often used raw, can be used cooked but colors dishes.
Onion Powder
Concentrated flavor for spice blends, not for texture or fresh dishes.
Buying Guide
Choose firm onions with dry, papery skin. Avoid soft spots or sprouts. Store in a cool, dry, dark place.