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 Origami Master
by Dana B
by Aye Guillem
by Pranjal Nandankar
by TheColoradoCranker
by MarianoZavalaOrigami
by HelenMay Crochet