This is one of the fastest things you ever will make. It is a pattern we teach in our Knit 101 class, so it is not too tricky. These mitts are made with Aran weight yarn, and shown here in Manos Del Uruguay in Juniper #43.
Lickity Split fingerless Mitts
Materials: 1 skein Mano Del Uruguay, 6mm dpns
Gauge: 4sts and 5 rows per inch
CO 24 sts
Join into round, being careful not to twist stitches
K2 P2 ribbing for 2.5 inches
Stocking Stitch for 2.5 inches
Turn (so you are looking at the purl side)
Purl 1 row
Knit 1 row
Continue back and forth in stocking stitch to make thumb opening 2 inches
Rejoin in a round on your next knit row
Continue with K2, P2 ribbing for 1.5 inches
BO in K2 P2.