Madeleines are of course baked in shell shaped molds but baking them in cubes made from parchment paper is fun too. To do this, you would have to learn to make a simple cube with a 7 square inch parchment paper origami. Then fill each one a little more than half full with a basic madeleine batter.
Bake them in a 350 degree oven for at least 12 minutes. Then let cool before serving.
Here's one I'll open for you.