Cookie Dough Birthday Cake

My eldest son turned 15 this week and as the son of a cake maker, he normally comes to me with a whole host of weird and wonderful cake requests.

But now he's a teenager, all of that has changed.

Gone are the novelty character cakes featuring Thomas the Tank Engine or Transformers and in are the chocolate coated drip cakes. My son has the biggest sweet tooth of any kid I know and can devour cookie dough like it's going out of fashion...