Originally Posted by hazeljane

I was going to say the same- you are using way too much starch and not enough water. I mix about 4 parts water to 1 part starch for stiff, and a about half that for medium. Also, I let it sink into the fabric for about 30 seconds or so before ironing. (You can also add a few drops of lavender essential oil to the mix and your fabric will smell heavenly as you iron and sew.)