This video will help you learn how to crochet the back loop single crochet stitch. This pattern is similar to the traditional single crochet, but by crocheting through the back loop, it creates a series of ridges that add an interesting texture to any crochet fabric.
Foundation Chain: Any number of stitches
Row 1 : Skip 1 ch, *1 sc into next ch st; rep from * to end
Row 2: Ch 1, turn, skip two ch, *1 sc into next sc; rep from * to end.
Repeat row 2 until you have reached your desired length.
After a few repeats your pattern should look like this: