National Key Lime Pie Day – Sep. 26, 2026

National Key Lime Pie Day
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BakingDessertFood
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United States
Date change rule:
Every September 26
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National Key Lime Pie Day arrives every September 26, inviting us to indulge in the zesty, sweet, and creamy delight that originated in the Florida Keys. This beloved dessert, known for its distinct flavor and vibrant color, offers a refreshing treat. Gather your ingredients, find a local bakery, or simply enjoy a slice to celebrate this delicious occasion.

Want to sponsor National Key Lime Pie Day? Learn how

Expected National Key Lime Pie Day Deals

While we await official 2027 promotions, history shows that National Key Lime Pie Day inspires a host of delicious deals. Look for discounts at local bakeries and grocery stores like Whole Foods Market and Publix, often featuring their own takes on the classic pie. Restaurants, particularly those with a Southern or seafood focus, such as Red Lobster and Outback Steakhouse, may offer key lime pie as a dessert special. Specialty dessert shops like The Cheesecake Factory might introduce limited-time key lime-inspired cheesecakes or treats. Ingredient brands like Nellie & Joe’s Key West Lime Juice often see a surge in sales and may run promotions on their products. Don’t forget local cafes and independent pie shops, which are sure to have fresh-baked slices ready for the occasion. We will update this page with confirmed live deals as September 26 approaches.

Platform Guide for National Key Lime Pie Day

Instagram

Tag @nationaltoday_ and use #KeyLimePieDay. Share vibrant photos of your favorite key lime pie, whether homemade or from a local bakery.

TikTok

Tag @www.nationaltoday.com and use #KeyLimePieDay. Film a quick recipe tutorial, a taste test of different pies, or a fun video celebrating this zesty dessert.

Facebook

Mention National Today (facebook.com/nationaltoday) and use #KeyLimePieDay. Share your family’s favorite key lime pie recipe or a memory associated with this classic dessert.

Social Media Tips for National Key Lime Pie Day

Individuals

Bake a homemade key lime pie from scratch, visit a local bakery for a fresh slice, or experiment with a key lime-inspired cocktail or mocktail to enjoy the zesty flavor.

Creators

Create engaging content such as a 'best key lime pie in your city' review, a video showcasing the history of the dessert, or a fun poll asking followers about their preferred crust.

Brands

Restaurants can offer a special key lime pie dessert, bakeries can host a pie-making class, and food brands can run a contest for the most creative key lime-inspired recipe.

Top Brands for National Key Lime Pie Day

  1. Nellie & Joe's Key West Lime Juice

    Founded in 1968, Nellie & Joe's is a family-owned company known for its authentic Key West Lime Juice, a staple ingredient for many traditional key lime pie recipes. Their juice is a favorite among home bakers and professional chefs alike.

  2. Kermit's Key West Key Lime Shoppe

    A quintessential Key West establishment, Kermit's has been serving up award-winning key lime pies and other key lime-infused treats for decades. They ship their famous pies nationwide, bringing a taste of Florida to everyone.

  3. Publix

    Founded in 1930 in Winter Haven, Florida, Publix is a major grocery chain across the southeastern U.S. Their bakery is renowned for its delicious key lime pie, a popular choice for many families celebrating the holiday.

  4. The Cheesecake Factory

    Established in 1978 in Beverly Hills, California, The Cheesecake Factory is famous for its extensive menu and vast selection of cheesecakes. While not a pie, their Key Lime Cheesecake offers a delightful twist on the classic flavor profile.

  5. Graham Cracker

    A key component of many key lime pie crusts, graham crackers were invented in 1829 by Sylvester Graham. Brands like Nabisco produce the popular crackers, essential for creating the perfect sweet and crumbly base for the tart filling.

  6. Eagle Brand Sweetened Condensed Milk

    Gail Borden Jr. developed sweetened condensed milk in the mid-19th century. Eagle Brand, a widely recognized name, is a crucial ingredient in traditional key lime pie, providing its signature creamy texture and sweetness without baking.

  7. Key West Lime Pie Co.

    Dedicated to preserving the authentic taste of Key West, this company offers a range of key lime products, including pies, sauces, and candies. They pride themselves on using fresh, local ingredients to capture the true essence of the Keys.

National Key Lime Pie Day Hero

Aunt Sally

While the exact inventor of key lime pie is debated, 'Aunt Sally,' the cook for William Curry, Florida's first millionaire, is often credited with creating the original recipe in the late 19th century. Her innovative use of local key limes and sweetened condensed milk laid the foundation for the beloved dessert we enjoy today. Her culinary legacy continues to inspire bakers and pie enthusiasts.

History of National Key Lime Pie Day

National Key Lime Pie Day is celebrated on September 26 every year. Key limes are smaller, rounder, less acidic, and more fragrant than their familiar cousin, the Persian/Tahitian lime. The skin of key lime is thinner and smoother. It gets bigger in the tropics and subtropics and is used in numerous tropical cuisines worldwide. Even though it emerged in the Indo-Malayan region of southern Asia, the key lime is also recognized as the Mexican or West Indian lime.

The pie gets its distinctive name from these small key limes, naturalized in the Florida Keys. Lime juice can be substituted for regular lime juice in everything, from cocktails to condiments, on chicken, and fish/seafood, in marinades, sauces, and soups. Key lime juice is also a dull yellow as opposed to regular lime juice. Combining the juice with egg yolks is what gives the key lime pie its yellow filling.

Botanist, Jack Simons, is credited with inventing key lime pie; however, contrasting reports claim that a ship salvager cook known as Aunt Sally created the first key lime pie. These ships would have been the ideal place to find the non-perishable ingredients used in the earliest recipe: limes, eggs, and canned milk.

Regardless of who the real creator is, there is no doubt about this pie’s credentials to thrill taste buds worldwide. It is only right that it gets a day all to itself, which is why National Key Lime Pie Day is so important.

National Key Lime Pie Day timeline

1800
Key Lime Pie is Invented

Aunt Sally is credited with creating the key lime pie.

2006
It Becomes Florida’s Official Pie

On July 1, the Florida House of Representatives and the Senate approve a bill designating the key lime pie as the official state pie.

1987
Key Lime Pie Gains Popularity

Key lime pie gains popularity as a classic American dessert.

1940
The Key Lime Pie Recipe is Published

Brown of Buffalo, New York, publicly releases a formula for key lime pie.

2002
The Key Lime Festival

The annual Key Lime Festival is held in Key West, Florida.

How Businesses Can Celebrate National Key Lime Pie Day

Local businesses can celebrate National Key Lime Pie Day by offering special promotions and themed products. Bakeries and cafes can feature limited-edition key lime desserts, while restaurants might add a unique key lime pie to their menu for the day. Grocery stores could create displays with key lime pie ingredients, offering recipe cards and discounts on items like Nellie & Joe’s Key West Lime Juice. Even non-food businesses could join in by offering a small key lime-flavored treat with purchases, creating a festive atmosphere for customers.

National Key Lime Pie Day FAQs

When is National Key Lime Pie Day?

National Key Lime Pie Day 2026 falls on Saturday, September 26, offering a perfect weekend opportunity to bake or enjoy this iconic dessert. It’s a day dedicated to the tangy, sweet, and creamy delight from the Florida Keys.

How many key limes does it take to make a pie?

Typically, it takes about 15-20 small key limes to yield enough juice (around half a cup) for one standard key lime pie. The exact number can vary based on the size and juiciness of the limes themselves.

Is Key Lime Pie baked?

Traditionally, authentic Key Lime Pie is not baked. The acidity of the key lime juice reacts with the proteins in the sweetened condensed milk, causing the filling to thicken and set without heat. Many recipes today, however, call for a brief bake to firm up the custard.

What is the difference between a key lime and a regular lime?

Key limes are smaller, more aromatic, and have a tarter, more floral flavor than common Persian limes. They also have a thinner, yellowish rind when ripe, and contain more seeds. Their distinct taste is essential for an authentic key lime pie.

National Key Lime Pie Day Activities

  1. Cook a key lime pie

    Recipes for key lime pie can be found on the internet and in cookbooks. There are numerous recipes with variations and ingredients to choose from based on your preferences.

  2. Experiment with new recipes

    You can also experiment with new recipes today. Experiment with minor changes or add your personal touch to make it special.

  3. Invite your friends and family

    The most delicious way to eat a key lime pie is with family and friends. You can invite a few over and make it a fun day of hanging out and eating pie.

5 Interesting Facts About Pies

  1. The world's biggest pie

    The world's largest pie measures a whopping 23,236 pounds and was created by 17 catering students at Stratford-upon-Avon Uni.

  2. They were invented by the Egyptians

    Pies, as we recognize them today, originated in ancient Egypt; such pies had all been stuffed with honey and coated in a crust crafted of barley, oats, rye, or wheat.

  3. Americans consume a lot of pie

    Every year, 186 million pies are marketed in food store stores in the United States alone.

  4. The most costly pie was almost $10,000

    The most ridiculously priced pie in the world, as of 2015, cost around $9,500 and was sold at the Lord Dudley Hotel in Sydney, Australia.

  5. Pies are soothing

    A survey found that 47% of Americans connect the term comforting with a pie.

Why We Love National Key Lime Pie Day

  1. They are delicious

    This day brings back memories of just how much we love pies. Everyone enjoys pies since they are simple to prepare and delicious.

  2. They look as good as they taste

    Sometimes dishes can be misleading from appearance to taste. But not pie, and not key lime pie.

  3. You can post it on social media

    Because not everyone is aware of the deliciousness of key lime pie, we get to publicize the pie and all of its benefits. You can also share your homemade pie recipes and photos on social media.

National Key Lime Pie Day dates

Year Date Day
2026 September 26 Saturday
2027 September 26 Sunday
2028 September 26 Tuesday
2029 September 26 Wednesday
2030 September 26 Thursday