Dumb move
Dumb move, lady. You baked a cake and spiked it with laxative. Dumb move.
If that was me, I'd go with the old-fashion way: Haribo's Sugar-Free Gummy Bears. I hear they're quite a hit!
https://www.amazon.com/Haribo-Gold-Bears-Original-5-Pound-Packaging/dp/B000EVOSE4/ref=sr_1_1_a_it?ie=UTF8&qid=1526509782&sr=8-1&keywords=Haribo%2Bsugar%2Bfree%2Bgummy%2Bbears&th=1