Done over a foundation of chain stitch, this stitch gives a whipped appearance and looks best if done with a contrasting colored thread.

whipped chain stitch 1
Fig 1: Lay a foundation of chain stitch.
Use a contrasting thread and bring it out from A.
Take the thread through each loop of chain made to give a whipped appearance.
whipped chain stitch 2
Fig 2: The finished pattern would look  as shown.

Do not pluck the fabric below while ‘whipping’ each chain. Use a blunt needle to help you.