Why Does Some Cheese Have Holes?

The video explains the unique characteristics of Swiss cheese, particularly its holes, known as 'eyes.' It discusses how these holes are formed by bacteria during the cheese-making process. The video also explores why modern Swiss cheese has fewer holes, attributing this to changes in production methods and the absence of hay, which used to aid in bubble formation. The role of bacteria in cheese making is highlighted, along with a brief mention of other cheese types like mozzarella and cheddar.

What is Swiss cheese made from?

Why does Swiss cheese have holes?

What role do bacteria play in the making of Swiss cheese?

How has the production of Swiss cheese changed over time?

What is the significance of hay in the process of making Swiss cheese?