My process for making original Celtic Knot panels. Each artist has their own method, and they each have a different flair to them; here's links to a few really cool tutorials for celtic knotwork panels on DA:
My celtic knotwork tutorials:
Basic knots: [link]
Hope you enjoy! Let me know if it is confusing or unclear; and again, if you use it, I'd love to see what you make!
I forgot the labels for one of the steps; that's fixed now.
*AardvarkEcho pointed out an error I made in the interlacing; that has now been fixed.