Roasted Spanish Onions in White Wine, Spices & Herbs Recipe (2024)

FAQs

What's the difference between a Spanish onion and a white onion? ›

As their names suggest, white onions have white papery skin and a white interior, while yellow onions have more of a golden hue to their flesh with a dark yellow or brown skin. (Spanish onions are a type of yellow onion and are often used and labeled as yellow onions.)

Owing to the fact that Spanish onions are grown in low-sulfur soil, they tend to be milder and sweeter than other varieties of yellow onion. This means they're ideally suited for any recipe where you want an onion flavor, but not too much of an onion flavor (like in an omelette or a stir-fry).

What Can I Substitute for Spanish Onion? If you can't get yellow onions, other dry bulb onion options are white and red (shallots will work, but they're small and so will need more prep). White are used often in Mexican and Southwestern dishes—they're a little milder than yellow onions, and so nice for using raw.

Allium cepa 'White Sweet Spanish'

Onion White Sweet Spanish produces large white onions that are perfect for chopping and adding to your favourite dishes. These onions have a mild, sweet flavour, and can be stored for several weeks. Plant nearby any lettuce, cabbage or carrot to ward off unwanted pests and insects.

Red onions

All types of onions are good for you, but this dark reddish-purple variety, sometimes called purple onion, has especially high levels of quercetin and other helpful plant compounds known as flavonoids. Flavonoids give many fruits, vegetables, and flowers their colors.

Vidalia, Walla Walla, Cipollini varieties are inherently sweet onions. These varieties have become extremely popular and for good reason. They are good cooked but they are very mild and are excellent eaten raw. These varieties of onion have a thinner husk and therefore don't store as well as wintering onions.

Onions contain antioxidants and compounds that may reduce your risk of heart disease by fighting inflammation and lowering triglyceride and cholesterol levels. They contain a large amount of quercetin, a flavonoid antioxidant and anti-inflammatory that may help lower high blood pressure .

Avoid Storing Whole Onions in the Fridge

Curing helps remove excess moisture, allowing them to last longer. That's why onions are best stored in a cool but dry, dark and well-ventilated place. These conditions ensure that they don't absorb too much moisture or experience heat or humidity.

Cebollas Cambray (or Chambray onions), are known as the Mexican Spring Onions. They are bigger in size than the regular spring onions and look more like a big bulb. They're very tender and when they're grilled/cooked, they taste a little sweet.

What is special about a Spanish onion? ›

Spanish Onions – Spanish onions are another variety often stored next to yellow onions in grocery stores. This type of onion is relatively large and yellow. Spanish onions are grown in low-sulfur soil, which reduces their intensity and allows the sweet starch to shine through when cooking.

White onions are probably the strongest-tasting onion on this list. They're typically used in Asian and Mexican dishes, as well as potato and macaroni salads. You can also sauté them, making them ideal for French onion soup or any other food in which you want to add sweet or sour flavor.

Yellow onions (also known as cooking or Spanish onions) are one of the most popular choices for cooking thanks to their strong, sweet flavour. They have light-yellow flesh with golden skin, and can range in size from 5-to-10 centimetres in diameter.

Yellow Onions: The general cooking onion. Usually relatively cheap and plentiful, they're the go-to onion when cooks get cooking. The flavour is strong but mild, with an onion flavour that isn't overpowering. They often have a bit of sweetness to them, they caramelize nicely and they hold up well when cooked.

Basically, if you're going to eat an onion raw, the white onion is what you want to reach for. And while they're pretty mild on their own, you can further tame their flame by slicing one thinly and giving it an hour-long soak in cold water—they'll be so sweet, you can practically eat them like a salad.

Whatever variety of onion you are using, if it has a green top still attached it is going to be very fresh and the sweetest and mildest expression of that onion it will ever be. Summer Onions are both categorized by variety and by season. Vidalia, Walla Walla, Cipollini varieties are inherently sweet onions.

White Onions

These onions are slightly sweeter, a bit milder in taste than yellow onions. They're a good choice for dicing and serving raw on sandwiches and salads or in fresh salsas.