I make Trifles all the time with sugar-free instant pudding and fruit. Sometimes I'll use sugar-free cookies crumbled inside w/low or no-sugar jams.
The possibilities are endless. Also, CoolWhip has a sugar-free product which is great! Just get creative! <img src="http://www.traveltalkonline.com/forums/images/graemlins/Clapping.gif" alt="" />
<img src="http://www.traveltalkonline.com/forums/images/graemlins/handshake.gif" alt="" /> Contessa