The new slices are gluten, wheat and milk free, packed with tangy orange flavour and topped with a delicate layer of chocolate. The multi four-pack slices are inspired by the classic Jaffa cake ...

For the chocolate sponge, mix together the flour, cocoa, bicarbonate of soda and baking powder in a mixing bowl. Stir in the sugars, orange zest and ground almonds. Make a well in the middle.