This is my favorite way to work the 1/1 RC twist without a cable needle. First move both stitches to the RH needle and then switch their positions. It's a little fiddly but it works for me!
by Fasi crochet
by Rajni's Craftivity
by Sheruknittingcom
by Kristina Crochet
by craft idea
by Edinir- Croche
by NotikaLand crochet and knitting