OK, now we’re going to switch stitches. This will be your pattern until you get the pouch to your desired length.
You’re going to chain two. Then it’s a half-double crochet all the way around. One in each stitch.
This is between the single and the double. You're going to start the stitch like a double with the yarn looped over the hook, but when you pull through, you're going to pull through all 3 stitches one time, instead of two at a time.
When you complete your first round, it should look like this: