There are different ways to make a buttonhole. For small buttons, an eyelet will usually suffice: k2tog, yo or yo, ssk.Otherwise you can cast off a number of stitches and make the same number of backward loops in the next row.Here’s a more sophisticated buttonhole. It’s a single row two-stitch buttonhole with reinforced edges.Make 3 backward loops, slip next 2 stitches knitwise one by one, pass first slipped stitch over the second, slip stitch back to left hand needle, k2tog. You have now bound

Garter Stitch Button Band by Diana Sullivan