The bacteria used to make yogurt are known as "yogurt cultures".

It is the easiest way in the world to make frozen yogurt (no ice cream maker needed).

It is also used in milk to make yogurt.

What makes Greek yogurt a delicious tool for weight loss is its protein content.

It also makes yogurt (a version that one drinks has the trade name Yogoat).

He worked closely with the dairy industry to develop new processes to make cheeses, yogurt and other products.

About 5,000 years ago, cattle herders discovered how to make yogurt.

This video shows you the simple steps to making yogurt:

In the following video, he goes through the whole process, including the straining, to make traditional Greek yogurt:

As early as the 1900s, S. thermophilus has been used to make yogurt.