National String Cheese Day

National String Cheese Day on September 20 is for mozzarella snack sticks that peel into strings. It is a kids’-lunchbox date, informal.

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National String Cheese Day - National String Cheese Day on September 20 is for mozzarella snack sticks that peel into strings. It is a kids’-lunchbox date, informal.

About National String Cheese Day

History & origins

September 20 is listed as National String Cheese Day. Origin is unclear. Low-moisture mozzarella snack sticks became a U.S. lunchbox item in the late 20th century.

Why it matters

The date is one snack in a crowded September 20 food cluster.

How to celebrate

Pack string cheese, or peel a stick the way children do. That is sufficient.

Facts

String cheese is typically mozzarella formed to peel in strings
September 20 is an informal food date
The founder is undocumented

Upcoming dates

Sunday, September 20, 2026
Monday, September 20, 2027
Wednesday, September 20, 2028
Thursday, September 20, 2029
Friday, September 20, 2030

Frequently asked questions

When is National String Cheese Day in 2026?

National String Cheese Day in 2026 falls on Sunday, September 20, 2026.

What is string cheese?

A mozzarella-style snack that peels into strings.

Who started it?

No verified founder is documented.

How do you celebrate?

Eat string cheese.

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