Use canning lid (the hexagon size will be approximately half the size of the circle)
Step 2:
Cut out circle and finger press in half
Step 3:
Finger press in half again
Step 4:
Use same color thread (I didn't so its visible) and hand sew a tiny stich
Step 5:
Open back up and sew each half circle into middle
Step 6:
If right handed work clockwise, left handed counter clockwise and sew each corner into middle