Choose a pair of jeans that fits well at the waist and hips
Cut the legs off at the desired skirt length
Open the inseam and crotch seams from the cut area up to the zipper
Flatten the jeans and align the front and back panels
Use the cut-off leg fabric to fill the open front and back gaps
Pin the added fabric in place
Sew the panels together along the opened seams
Trim excess fabric and finish raw edges
Hem the bottom edge of the skirt
Add a slit, fray, or decorative stitching if desired