Working Dog Wonder With Meaty Chunks Food. This food is a complete energy rich food that contains dried meaty chunks and is ideal for active working dogs. Analysis: Protein: 22% Oil: 12% Fibre: 4% Ash: 11% Ingredients: Cereals, meat and animal derivatives, fish derivatives, fats and oils, vitamins, minerals. Contains EU Pernitted Colourants. Items Postage and Packaging Charge Uk only 6.50