Oops, it doesn't look like 'truffle fries day' is a national day..

Other days

brow

Brow Day
comfy

Comfy Day
blanket fort

Blanket Fort Day
eat what you want

Eat What You Want Day
self appreciation

Self Appreciation Day
donate your hair

Donate Your Hair Day
law

Law Day
hannah

Hannah Day
hiv awareness

Hiv Awareness Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day