How to Crochet a Coaster Welcome to this free crochet coaster pattern tutorial! Whether you’re a beginner crocheter or an advanced enthusiast, this project is a perfect way to explore crochet stitches such as the slip stitch (sl st) and double crochet, and to create beautiful coasters. We’ll use cotton, worsted-weight, and acrylic yarn for these simple and fun coasters. This post contains affiliate links. If you purchase through these links, I may earn a modest commission at no extra cost. Please review my privacy policy for more details. These free crochet coaster patterns are designed for all skill levels. If you’re new to crochet, we’ll guide you through the…