How to sew a perfect baby hem, using ban roll. "I learned this technique from the tailor at The Row - and it has revolutionized my sewing skills. I can now create the narrowest baby hems that do not curl!
Create gathers in fabric using the cheating method (aka the corded zig zag method). Simply sew a large zig zag stitch over a piece of yarn, and use the yarn to gather the fabric before using a straight stitch to sew the gathers in place.