Christmas dinner and festive treats up to 70% more expensive, reports Which?

Problems including bird flu and higher costs for farmers have increased the cost of turkey, Which? said. Photograph: mediablitzimages (uk) Limited/Alamy

Shoppers are paying up to 70% more for Christmas chocolate treats compared with last year, while the price of a turkey has jumped by as much as £15, according to the consumer champion Which?

The group analysed a range of ingredients for a typical Christmas dinner, as well as other typical festive treats including mince pies, sparkling wine and chocolates.