Join a Chain Ring with a Slip Stitch
The center ring is usually formed by a number of chains joined together with a slip stitch to form a ring. This technique is perfect for starting any round crochet project - from amigurumi to doilies, and everything in between. But there will be a hole in the middle compared with the magic ring.
HOW TO TURN A CHAIN INTO A RING (STEP-BY-STEP WITH
PHOTOS)
VIDEO TUTORIAL