This is the pattern I've been looking for! I just sat down and made a pair of these for myself in under two hours. I used a #5 wool in dark charcoal and they're the most comfortable socks I've ever made!!!
Wonderful DIY Crochet Kids Mitten with Free Pattern
Free crochet pattern for children's mittens http://www.patternsforcrochet.co.uk/mittens-usa.html #patternsforcrochet #freecrochetpatterns #freecrochetmittens
Darla's Easy-On Mittens Free Crochet Pattern - Scroll down page for pattern (child size but could be made larger for adults)