1box of your favourite cake mixOr a 9x13 inch size of your favourite home made cake
1tin of your favourite ready made icing or home made icing which should be a stiff icingnot too soft and runny.
Instructions
Bake the cake according to instructions and let it cool completely.
Check the edges of the cake and remove any hard or burnt parts.
Using your hands or a couple of forks crush the cake in to crumbs. Make sure there aren't any large pieces of cake left.
Transfer the cake crumbs in to a mixer or a bowl.
Add about 2 heaped tablespoons of icing.
With the paddle attachment or mixer (in a hand held device) start mixing the crumbs with the the icing to form a soft dough. Add more icing, a tablespoon at a time to get a play-dough like consistency.