Make a magic ring or chain 2 and work into the first chain
Round 1: make 6 single crochet into the ring
Pull the ring tight if using a magic ring
Join with a slip stitch to the first stitch
Round 2: make 2 single crochet in each stitch around
Join with a slip stitch
Round 3: make 1 single crochet in the first stitch, 2 single crochet in the next stitch; repeat around
Join with a slip stitch
Round 4: make 1 single crochet in each of the next 2 stitches, 2 single crochet in the next stitch; repeat around
Join with a slip stitch
Continue increasing by 6 stitches each round
Keep the increases evenly spaced to stay flat
Stop when the circle reaches the desired size
Fasten off and weave in the end