Clean the iron when it is cool. As you cook the waffles, they should release when they're done. Too soon, and they will stick and be gooey. Though, if it's scratched up, there's really no hope for it.
I'm sorry this is such an issue for you.
__________________
sister to Blue-EyedLady since forever
wife to Trooper (Wounded Warrior) 3-98
Graphics designing sapphiremama to EBug 2-04, ABoo 2-06, and Goggle 8-09