This is the best, most clear demonstration we’ve found of how to mend knits with this beautiful technique. Swiss Darning is also called Duplicate Stitching - it ‘duplicates’ each stitch so it blends in beautifully!

http://knitfreedom.com To darn socks or mend a hole in knitting, first clean up the edges as best you can by trimming yarn ends that are sticking out. Use a crochet hook to re-knit any stitches that have fallen out. Using a tapestry needle, weave a thin thread through the stitches vertically to create some structure.