Blanch spinach, and cool squeeze all the water out. Slice ham and cheese lay the chicken out on a sheet of plastic and cover with another sheet of plastic and with a meat mallet pound thin. Remove top sheet of plastic and place the spinach on the chicken than add the ham and cheese. Using the bottom sheet of plastic roll the chicken as you would a jelly roll. Place in the freezer to firm. Remove from the freezer and flour the chicken, brown in a saute, pan and bake in a 350F oven till done(about 15-20 minutes)