If you're not ready to knit in the round you can almost certainly find a knit flat baby mittens pattern that you like. A search at www.ravelry.com
(free to join) for free patterns for baby mittens knit flat: http://www.ravelry.com/patterns/sear...&query=mittens
. You just might want to consider working in the round and avoiding seaming. It's easier than it seems and lots of us prefer it.