 Smaller and irregularly shaped (from being deep-fried until they are crunchy) onions are an integral part of the American dish green bean casserole.Freshly made crisp fried onions may be used as garnishes in some restaurants.In Denmark and the rest of Scandinavia, known as ristede løg/rostad lök/stekte løk, they are a staple garnish for hot dogs or Tunnbrödsrulle, served in local fast food restaurants or by street vendors (which are common in large cities such as Copenhagen and Stockholm).