EW CO 6
Row1: EW6, EW3 2Row, EW4 2Rows, EW5 2Rows, EW6 (Repeat this technique)
If you want to enlarge it make sure to start the pattern at half the amount of pegs and work way back to the beginning. Also feel free to Purl or Knit the rows as well as EW. If you don't want it to curl Purl the next to the last peg on the outer spiral. If you EW double up your yarn.