My mom used to make this fairly often when I was quite a bit younger. Then she stopped making it, but I'm not sure why. When I asked her why, she said she didn't know either. She remembers making it, and she remembers not making it, but really couldn't come up with a reason why. Shame, it's just as good as I remember, and super easy.
Here's a link to the recipe I used. Just don't broil the coconut too long,