Originally Posted by PaperPrincess
I would try the satin stitch on a scrap block. Make sure that your sample applique has 'innie' and 'outie' cuts. You may want to try using a light stableizer. I find it really difficult to make it look nice and have much better luck with a narrow blanket stitch. I also like the look and the drape of a blanket stitch better. Depending on the design, a satin stitch may make the applique look heavy and kind of stiffens up the fabric due to the density of the stitching.
What is an innie and an outie? (I don't think it has anything to do with bellybuttons.)