Back Of Pack: Delia's Classic Christmas Cake Prepared Ingredients. Carefully selected ingredients, weighed and ready to use. Includes dried fruit mix with brandy, soft brown dark sugar, flour, chopped almonds, black treacle, mixed spice with nutmeg and a recipe card. Baking a Christmas cake is easy to do with Delia’s Classic Christmas Cake box. The ingredients for Delia’s tried and trusted classic recipe have been carefully prepared and measured into the correct amounts to bake this delicious festive treat. Delia’s Classic Christmas Cake box contains dried fruit mix pre-soaked in brandy, soft brown dark sugar, flour, chopped almonds, black treacle and mixed spice with nutmeg. All you need to do is add your own eggs, butter, orange and lemon zests to the dry ingredients, mix everything together and bake. “This, the original classic Christmas cake, is possibly my most popular recipe ever,” says Delia. Finish off the Christmas cake by adding your own icing, marzipan and cake decorations.