While the Mason jars look sweet, they also serve a purpose in making the yogurt as well. Marisa's method calls for placing the jars of yogurt in a small empty cooler to keep help keep their warmer temperature stable and draft-free. It's much easier to fit Mason jars in your small cooler than larger bowls of yogurt, so we're sold on this method.
For more information on Marisa's recipe: Homemade Yogurt in Mason Jars
For our version of making yogurt at home: How to Make Yogurt at Home
To jazz it all up: Make Your Own Fruit on the Bottom Yogurt Cups