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Elite Edition

Why does cheddar cheese have holes?

Author

Robert Bradley

Published Apr 02, 2026

Why does cheddar cheese have holes?

A Swiss agricultural institute discovered that tiny specks of hay are responsible for the famous holes in cheeses like Emmentaler or Appenzeller. As milk matures into cheese these “microscopically small hay particles” help create the holes in the traditional Swiss cheese varieties.

Why doesn’t all cheese have holes?

BERLIN — The mystery of Swiss cheese and its disappearing holes has been solved: The milk’s too clean. As milk matures into cheese these “microscopically small hay particles” help create the holes in the traditional Swiss cheese varieties.

What are the holes in cheeses called?

The holes in the cheese are called the “eyes”, and a Swiss cheese that does not have holes is called a “blind” cheese. Most often, Swiss cheeses with larger eyes have a better taste, as the same things that make the eyes bigger also make the taste of the cheese better.

What cheese has eyes?

Swiss cheese
Like many other cheeses, Swiss cheese is made with cow’s milk and contains bacteria that help convert the milk into a solid. So why does Swiss cheese have holes? Also called “eyes,” they’re so essential to Swiss cheese that when they’re missing, the cheesemakers say the batch is “blind.”

How old is the oldest edible cheese?

The oldest pieces of cheese ever discovered are over 3,000 years old and were well preserved in desert tombs….While this ancient cheese is inedible, the oldest edible cheese on the market today can be aged for up to 18 years!

  • Bitto Storico.
  • Oldest Edible Cheddar.
  • Ancient Egyptian Cheese.
  • Ancient Chinese Cheese.

What makes Swiss cheese have holes in it?

What makes Swiss cheese “holey” is additional bacteria called Propionibacterium freudenrichii subspecies shermanii – P. shermanii for short. Under the specific conditions that Swiss cheese is made, the P. shermanii produce a gas: carbon dioxide.

Why do some cheeses have bubbles in them?

For Swiss and Emmenthal cheeses, the bubbles come from the activity of Propionibacterium, a bacteria that produces CO2 as a waste product as it consumes elements in the cheese as it cures and ages. The bubble of CO2 are the bubbles in the final cheese. Other cheeses might have other bacteria, but they’re doing the same thing.

Why is there a hole in the middle of a Cheez-It?

The true reason for the hole in the middle of a Cheez-It cracker, unfortunately, is much more mundane. It turns out that the holes are a result of a process called “docking.” Cheez-Its aren’t the only crackers that undergo docking. In fact, most snack crackers do (via Thrillist ).

How long does it take for Swiss cheese to have its eyes?

The cheese now has its eyes. It takes about four weeks at 70°F for the eyes to form. In total, it takes about six weeks to make Swiss cheese, and then it is aged two additional months before it is sold. Swiss cheese was first made in Switzerland in the 15th century.

What kind of cheese has large holes in it?

Rather, Swiss cheese is an entire category of cheeses including varieties like Emmental and Appenzeller. The original Swiss that most others are compared to is Emmental, a cheese from abroad that Americans really should try. Swiss cheeses are all of medium-hard texture and have one thing in common: They’re riddled with holes.

Why do some types of cheese have holes?

Holes in the cheese is also known as ‘eyes’. It is caused by some of the bacteria used in cheese production. Gas production is some of the cheese for eg. Swiss style cheese is typical.

What are some types of cheese with holes?

Swiss cheese is the most well known for this, with some types having holes as large as walnuts. A number of cheeses are marketed under the name of ” Swiss ” cheese. The true version is Swiss Emmental or Emmentaler , produced in a particular part of Switzerland.

Why there are holes in Swiss cheese?

Swiss cheese has holes in it because of bacteria passing gas. Contemplating a typical piece of Swiss cheese, the majority of whose holes, by USDA regulation, must measure between 11/16 and 13/16 of an inch in diameter, you may think: Here was a little microbe with a serious case of indigestion.