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Per 100g
Nutrition data source: USDA FoodData Central
Common measurement equivalents in grams
Whole raw yellow onions can last 2 to 3 months when stored in a cool, dry, and dark place with plenty of airflow.
Yes, you can freeze chopped raw onions in airtight bags for up to 8 months, though they will lose their crisp texture and are best used in cooked dishes.
Look for onions that feel heavy for their size, are firm to the touch, and have dry, papery skins with no visible sprouts or soft spots.
White onions are the closest substitute. Shallots or leeks can also be used, though they offer a milder flavor profile.
When cut, onions release a gas called syn-propanethial-S-oxide, which reacts with the moisture in your eyes to form a mild sulfuric acid.
They are versatile; raw they provide a sharp, pungent crunch, while cooking transforms them into a sweet, savory base for most savory dishes.
Whole onions should not be refrigerated as the cold, humid environment turns their starch to sugar and makes them soft and soggy.
Yellow onions have a higher sugar content and a more complex flavor, making them better for caramelizing, while white onions are sharper and crunchier.
raw yellow onion is a versatile ingredient found in cuisines around the world. With 40 calories per 100g and 1.1 grams of protein, it's a nutritious addition to many dishes.
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