Originally Posted by
Sunny580
Take a strip of blue painters tape and put a flat head thumb tack in it with the sharp end pointing up. Place your fabric on this tack and sew. You do not have to guide fabric. The size of the circle will be twice the distance from the needle to tack tip.
Once you sew first circle. Then you can remove tack and fabric and sew using the edge of pressure foot to make additional circles.
..or just move that tack out a bit further for each ring of that circle...easier than hand guiding for additional rings. At least I found that for me it worked better....