Full step by step photo tutorial on the Crochet Arruga Stitch is up on my blog! ๐๐๐งก
https://crochetml.com/blogs/news/photo-tutorial-how-to-crochet-arruga-stitch
https://crochetml.com/pages/photo-tutorials
Playlist featuring more Textured Stitches here:
https://www.youtube.com/playlist?list=PLXwG-nU-M9LoZVMwP_Tm5vCzpht0IILML