Welsh rarebit (spelling based on folk etymology) or Welsh rabbit (original spelling) is a dish made with a savoury sauce of melted cheese and various other ingredients and served hot, after being poured over slices (or other pieces) of toasted bread, or the hot cheese sauce may be served in a chafing dish like a fondue, accompanied by sliced, toasted bread. The names of the dish originate from 18th-century Great Britain.Welsh rarebit is typically made with Cheddar cheese.