Substitute a knit row for the first row of pattern for an easier removal of the provisional cast on.
The kitchener stitch how-to is for stockinette stitch, not k2p2 rib. An update is in the works - Nell

Add a pop of color to the dull days of winter with this reversible, cozy cowl. This intricate intertwined cable pattern is a real eye catcher, and looks the same on both sides so there isn’t a “right” and “wrong” side. You’ll get loads of compliments every time you wear this statement piece.

FINISHED DIMENSIONS:
Circumference: 23 1/4 (40 3/4)“
Width: 6”