The best way to use the extra yarn you have is a crochet granny square bag. There is a video tutorial on the designer’s website that shows you in detail how to make this wonderful and easy crochet granny square bag pattern. A great option for those who want to make an easy granny square bag. These granny squares have become very popular lately and I’m excited to see these motifs on a bag. This wonderful crochet granny square bag pattern, which will make beginners love crocheting, is now below for you.