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

Other days

chocolate milkshake

Chocolate Milkshake Day

lumpy rug

Lumpy Rug Day

artists

Artists Day

healing

Healing Day

law

Law Day

coffee

Coffee Day

stress awareness

Stress Awareness Day

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day

offer

Offer Day

hot chocolate

Hot Chocolate Day