Place a loose slipknot on needle held in your right hand.
Hold waste yarn next to slipknot and
around left thumb; hold working yarn over left index finger. *Bring
needle forward under waste yarn, over working yarn, grab a loop of
working yarn (Figure 1)...
...then bring needle to the front, over both yarns, and grab a second loop (Figure 2).
Repeat from *. When you’re ready to work in the opposite direction, pick out waste yarn to expose live stitches.