National Monte Cristo Day

National Monte Cristo Day on September 17 is for the battered, griddled ham-and-cheese sandwich, often with powdered sugar and jam. It is an American diner sandwich date.

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National Monte Cristo Day - National Monte Cristo Day on September 17 is for the battered, griddled ham-and-cheese sandwich, often with powdered sugar and jam. It is an American diner sandwich date.

About National Monte Cristo Day

History & origins

September 17 is listed as National Monte Cristo Day. The founder is unclear. The sandwich is an American descendant of French ham-and-cheese toasts, popular in mid-century restaurants. Constitution Day is the same calendar date; keep the pages separate.

Why it matters

The day is a specific sandwich, not civics class.

How to celebrate

Make or order a Monte Cristo — dipped sandwich, griddled, served with something sweet-tart on the side.

Facts

The Monte Cristo is related to the French croque monsieur
September 17 is an informal U.S. food date
Constitution Day is the same date and a different page

Upcoming dates

Thursday, September 17, 2026
Friday, September 17, 2027
Sunday, September 17, 2028
Monday, September 17, 2029
Tuesday, September 17, 2030

Frequently asked questions

When is National Monte Cristo Day in 2026?

National Monte Cristo Day in 2026 falls on Thursday, September 17, 2026.

What is a Monte Cristo?

A battered or egg-dipped ham-and-cheese sandwich, often dusted with sugar.

Is this Constitution Day?

Constitution Day is the same date; this page is only the sandwich.

Who started the food day?

No verified founder is documented.

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