We have seen some really fancy CSS toggle switches and this one comes from Adam Kuhn. When you click on the tortilla, the burrito is made and rolled all using CSS wizardry.
If you liked this, you might also like the sushi toggle.
If you are having trouble with the pen, try the archived copy on GitHub
Burrito Toggle Snippet
See the Pen Pure CSS Burrito Toggle by Adam Kuhn (@cobra_winfrey) on CodePen.0