I tie a foam strip on a hook grub.
I tie near the foam strip a bunch of peacock herls.
I wrap the peacock herls around the shank of the hook, up to half of its length.
I backhand the foam strip over the peacock herls and tie it on the hook.
I tie a CDC hackle on the hook.
I wrap the CDC hackle around the strip of foam, tie it on the hook and cut the excess.
I wrap the peacock herls around the hook, tie them near the eye and cut the surplus.
I backhand the foam strip over the herls, tie it on the hook and cut surplus
I do the final knot.
I give shape to the wasp head with scissors and paint the fly with a marker.