With careful, slow cooking, you can turn the ordinary onion into a stew of delectable sweetness. Known as compote, marmalade or jam, it’s a cousin of the famed French onion soup, with the onions ...

Among the world’s most ubiquitous vegetables, the common onion (genus Allium, Latin for onion) is universal. It grows in most regions of the world and is used in every major cuisine. On average, a ...