Bought the fabric, heavy duty unbleached muslin I guess. Then bought a jeans pattern from clothing store. With a bit of help from my mother in law, I cut the pattern out and have been hand stitching them with dark thread so the stitching (and my work) would stand out. I'm mostly done with them now. Only the long outside seams and then inseams left (for the most part). After that all that will remain is dirty them up.
Here they are now: