With a few simple steps, you can turn two tablespoons of plain yogurt into two quarts. Amazing! Let’s see how it’s done. At its core, yogurt is created by fermenting milk, or letting bacteria ...

Take Greek yogurt, for example (please ... Also, who is it that insists on it coming in quart-sized containers? I find myself baking with the stuff (it's not bad in cakes) and have also ...