same as http://www.ravelry.com/projects/Retsnimel/mitts-for-mom

cast on 40st
1-7 (7rnds): k2p2 ribbing
8-18 (11rnds): kn
19: pm, cast on 9st, kn until end of rd
20: kn
21: sl m, ssk, kn5, 2tog, kn until end
22: kn
23: sl m, ssk, kn3, 2tog, kn until end
24: kn
25: sl m, ssk, kn1, 2tog, kn until end
26: kn
27: sl m, s2kp, kn until end
kn until mitt is 17cm long
k2p2 ribbing until long enough