So I was on Facebook the other day and noticed a post from Half Assed Kitchen (tagline: Eh…it’s edible) talking about a recipe from the original Moosewood cookbook for an open-faced sandwich with butter, apple pie, cashews or walnuts and cheese heated under the broiler. An apple pie sandwich? Yum! I didn’t have any apple pie hanging around, but I did have a table full of apples. So I put…