Back in the '70s, I was into making yogurt. I had a gallon-size electric yogurt maker, and it was so simple to use. I just heated up a gallon of milk, added some yogurt (store-bought or from another ...

Yogurt Maker: Yogurt-making machines come with a container or several containers made of glass or plastic that hold the mixture, a heating device that keeps the mixture at the correct temperature, and ...