start with 4chain, 5 bullion stitch, (hook insert into stitch,yarn over hook and draw loop througth,yarn over hook and through on hook,all loops) and finish by working a chain .
turn the next side and draw 5 bullion stitch and finish by working a chain
sc3tog (single crochet 3 together)
4 chaind and repeat the previous procedure again
for as many times as necessary to complete our creation.