Texasgirl, here's the low-fat version. It's from www.firstplace.org
24 lowfat graham crackers
2 boxes(small) sugar-free instant vanilla pudding
4 1/2C. skim milk
12oz. Cool Whip Lite(thawed)
1 box(small) sugar-free instant chocolate pudding
Place 8 graham crakers in bottom of 9x13 pan. Mix vanilla pudding & 3C. milk, mix well; let sit 2 minutes. Gentely fold on Cool Whip. Pour half on grahm crackers. Top with another 8 crackers. Pour remaining pudding mixture over crackers. Top with last 8 crackers. Mix chocolate pudding mix & 1 1/2C. milk. Let sit 2 minutes. Spread over grahm crackers. Let sit 6 hours or overnight in refrigeratorto soften crackers.
Exchanges: 1 bread, 1/4 milk, 1/2 fat