For the whoopie cakes:
*If gluten is not an issue, simply use a total of 2 C. all-purpose flour in place of the rice flour and tapioca starch. Omit the xanthan gum.
For the filling:
For the whoopie cakes:
*If gluten is not an issue, simply use a total of 2 C. all-purpose flour in place of the rice flour and tapioca starch. Omit the xanthan gum.
For the filling: