Cast on three stitches, knit one, yarn over, knit to the end of row.
Repeat this row until piece is as large as desired.
Then knit two stitches together, yarn over, knit two stitches together again, knit to the end of the row. Do this until there are only three stitches are left. Then, bind off.
To join squares together. Stuff with the lavender-filled cheesecloth, then single crochet (again, through both layers) across open side of sachet to close