[DanaC]

Oh honey. I feel for you on the Birthday stuff. I don't know, but I may have already mentioned some of Ma's heroic birthday efforts over the years. My personal favourite (for giggle value...it tasted awful :P) was the jelly (jello) made from green seaweed.

Also, word of warning: arrowroot is not a good baking substitute for flour.



[eta] I haven't followed all the details of diet, so forgive me if this has already cropped up, but how is he with oats? If they're ok for him, you can make some great oat based party snacks.