I seen this recipe and thought it sounded yummy, since it is getting to be fall in some places. Plus, some of you have been talking about Apple Butter. :) I haven't tried this recipe but thought some of you might be interested.
http://allrecipes.com/Recipe/Slow-Cooker-Apple-Butter/Detail.aspx
also here is a recipe for some Apple Peach sauce made in a slow cooker.
http://allrecipes.com/Recipe/Slow-Cooked-Apple-Peach-Sauce/Detail.aspx
On the first recipe some users suggested cutting the sugar in half. You can read the comments at the bottom of the recipe page. Sometimes they are helpful. Be your own judge.