I put up two in the tutorials section. One for a narrow join method, and one for a wide sashed method. If you are looking for easy, the first link is the simplest method. Lots of pictures.
https://www.quiltingboard.com/vbulle...l-t283918.html
https://www.quiltingboard.com/vbulle...o-t304427.html
Several other people have also posted their methods for QAYG in the tutorials section.