Hi -
http://cutting-wrong.diply.com/auntyacid/12-foods-youve-been-peeling-cutting-all-wrong/60624
This link has 14:
http://distractify.com/yosef-lerner/14-foods-you-039-ve-been-cutting-the-wrong-way-your-entire-life/
More tips:
http://www.kitchendaily.com/read/youve-been-eating-these-fruits-all-wrong