I know, it isn't really made of pluses. But I didn't realize it wasn't a plus until I was taking pictures! This sat on the shelf for a long time, so it was about five years of being called a plus quilt when it wasn't. I couldn't bear to change it at the end.
I quilted it with pluses. It's a fast all-over of (sort-of) echos the piecing.
If you'd like more details, the full finish post is here.