Apply interfacing to the wrong side of the front pocket facing and staystitsh around the curve of the pocket opening on the garment front.
Lay the wrong side of the front pocket facing onto the right side of the front pocket bag. Make sure that the curves of the pocket openings match up. Sew around the bottom edge of the front pocket facing with a zig zag to keep it all flat. Make up the rest of the pocket using both layers of the front pocket and front pocket facing as one.
With the right sides together, place the pocket front facing on the garment front. Pin and sew around the curved pocket opening.
Layer the seam and snip into the remaining curved seam allowance.