Ive never had any problems using my 11X15. You could always give the heating core a try so the sides of the cake dont burn. Ive always baked them as I would any size cake.
© 2011-2014 CakesDecor.com. All Rights Reserved.
DISCLAIMER: Any posts on CakesDecor.com (CD) are posted by individuals acting in their own right and do not necessarily reflect the views of CD. CD will not be held liable for the actions of any user.