 Over one million walnuts, most of them imported from China and India, are used every week in the manufacture of Walnut Whips at Halifax, West Yorkshire.Nestlé claim that almost one Walnut Whip is eaten every two seconds in the UK.Originally manufactured by Duncan's of Edinburgh in their Beaverhall Road factory, there have been a number of flavours of Walnut Whip over the years, including coffee and maple flavours, but currently only vanilla is widely available.