National Mashed Potato Day

Every October 18, food lovers in the U.S. and beyond celebrate National Mashed Potato Day, a day devoted to honoring one of the most comforting, versatile, and beloved side dishes.

History of National Mashed Potato Day

The precise origin of National Mashed Potato Day is unclear, but many sources credit the Idaho Potato Commission or similar food‑promotion groups with popularizing it in recent decades. It has been recognized in food holiday calendars and observance sites as early as the 2010s.

Mashed potatoes themselves have a long culinary history. Potatoes were cultivated in the Andes thousands of years ago, and the practice of mashing boiled tubers evolved in European cooking during the 17th and 18th centuries. Over time, mashed potatoes became a staple in many cultures—especially in Europe and North America—as a comforting, adaptable dish.

Why is National Mashed Potato Day important?

National Mashed Potato Day celebrates something many of us take for granted: a humble side dish that carries emotional resonance, family memories, and culinary creativity. It reminds us how everyday foods can weave into the fabric of home, tradition, and comfort. When life feels hectic, a bowl of buttery mashed potatoes can feel like a small refuge.

Beyond nostalgia, the day gives us a chance to experiment, upgrade, or reimagine this simple dish. You might try garlic‑infused mash, herb blends, alternative milks, or plant‑based tweaks. In doing so, we connect past and present, tradition and innovation—all through the medium of a potato.

• It honors a classic comfort food many people love
• It offers a culinary canvas for experimentation
• It brings people together over shared meals
• It draws attention to agriculture and food sourcing
• It reminds us that simple foods can be deeply meaningful

How to Observe National Mashed Potato Day

One delightful way to celebrate is by hosting a mashed potato bar: cook a large batch of smooth mashed potato and set out toppings like chives, cheese, garlic, mushrooms, gravy, butter, or even unusual twists like truffle oil. Let guests customize their favorite version.

If cooking isn’t your thing, order mashed potatoes from a local restaurant and savor them (or share them). Or you might try a twist recipe—sweet potato mash, cauliflower mash, or a mixed mash. On social media, post a photo of your mash creation and tag it #NationalMashedPotatoDay to join in the broader celebration.

• Make a batch of mashed potatoes with your favorite recipe or try a twist
• Set up a toppings bar and let people assemble their ideal mash
• Order mashed potatoes locally and enjoy the comfort
• Share your mash creations or favorite recipes online
• Explore alternative mashed variations (sweet potato, cauliflower, etc.)

National Mashed Potato Day Dates Table