These 3 videos take you through the heel turn and base of heel in NEW PATHWAYS FOR SOCK KNITTERS, BOOK ONE, stating on page 13 and ending on page 16. The demo is primarily on 2 circular needles, with sections shown on DPN's as needed.
by Crochet Mama
by Bethintx1
by iustita crochet
by HipCreative
by LAMBDA CRAFT
by Jamie K-jay
by Diane Morello