Substituting apple sauce or pumpkin puree for the required oil in pancakes works well. Making such a substitution in waffles is much more risky. It seems the oil is essential to a crispy, non-stick product.
. . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . .
. . . . . . . .
FYI: I cannot view, nor do I endorse any of the ads that are shown on my blog.