This giant cookie cake is part cookie and part cake making it a great alternative to a regular celebration cake!
Course: Dessert
Cuisine: American
Diet: Vegetarian
Keyword: butter, caster sugar, chocolate chips, egg, flour, light brown sugar, vanilla pod
Top tip: If you don't have a tin, spread the mixture out evenly on a baking sheet lined with baking parchment. Trim any straggly edges when it comes out of the oven.