--- title: "Mayonnaise Was Almost Certainly Invented During a Military Siege. No Kitchen Was Involved." id: "3508" type: "post" slug: "mayonnaise-invented-during-military-siege" published_at: "2026-10-11T09:50:00+00:00" modified_at: "2026-10-11T09:50:29+00:00" url: "https://beestrot.com/features/food-stories-by-jean-louis/mayonnaise-invented-during-military-siege/" markdown_url: "https://beestrot.com/features/food-stories-by-jean-louis/mayonnaise-invented-during-military-siege.md" excerpt: "In 1756, a French general laid siege to a Spanish island and his cook ran out of ingredients. What he improvised that night became the most consumed condiment in the world." taxonomy_category: - "Food Stories by Jean Louis" taxonomy_post_tag: - "Condiments" - "CulinaryHistory" - "FoodFacts" - "foodmyths" - "FoodOrigins" - "frenchfood" - "MayonnaiseHistory" - "MilitaryHistory" --- # Mayonnaise Was Almost Certainly Invented During a Military Siege. No Kitchen Was Involved. - October 11, 2026October 11, 2026 - by [Jean Louis](https://beestrot.com/author/jean-louis/) - [Food Stories by Jean Louis](https://beestrot.com/focus/features/food-stories-by-jean-louis/) ![Mayonnaise story](https://beestrot.com/wp-content/uploads/2026/10/Mayonnaise-story.jpg "Mayonnaise Was Almost Certainly Invented During a Military Siege. No Kitchen Was Involved. 1") Last Updated on October 11, 2026 by [Jean Louis](https://beestrot.com/author/bistroboss/) In 1756, the [Duke of Richelieu](https://en.wikipedia.org/wiki/Cardinal_Richelieu) was laying siege to the port of Mahon on the island of Minorca. He had just driven out the British. He was hungry. His cook had almost nothing left in the kitchen. What the cook improvised that day would end up on every table in the Western world for the next three centuries. The sauce had no name yet. It was egg yolk and oil, beaten together until they became something neither ingredient could become alone. A transformation so improbable that nobody quite understands the chemistry even now. The cook did not know he was inventing anything. He was just trying to feed a general. > The word mayonnaise does not come from a chef’s recipe book. It comes from a place. **Mahon. The city under siege. The city that gave its name to a sauce the French later claimed as their own.** The French, of course, dispute this. They always do, I do too 😊. Some insist the name comes from the Old French word *moyeu*, meaning egg yolk. Others point to the town of Bayonne and its *bayonnaise* sauce. There is a third theory involving [Cardinal Mazarin](https://en.wikipedia.org/wiki/Cardinal_Mazarin) and a feast in Paris decades earlier. Every version has its defenders. Every version is missing something. What is not disputed is this: before 1756, there is no written record of anything called mayonnaise. After Mahon, the references begin to multiply. A sauce named for a siege. A condiment born from a shortage. A culinary accident that became a global staple. > The siege lasted less than a month. **The sauce lasted forever.** The chemistry matters here. Mayonnaise is an emulsion, which means it should not exist. Oil and water do not mix. They separate, always, unless something forces them together. That something is lecithin, a molecule found in egg yolk that has one end attracted to water and one end attracted to fat. It positions itself at the boundary between the two and holds them in suspension. Beat long enough and hard enough, and you get a stable cream from two things that refuse to combine on their own. Nobody in 1756 knew any of this. The cook just beat it until it worked. > The most consumed condiment in America today is not [ketchup](https://beestrot.com/features/food-stories-by-jean-louis/ketchup-fermented-fish-sauce-asia-heinz-different/) > . **It is mayonnaise.** By volume, by revenue, by jars sold every year. The siege of Mahon feeds more meals per day than the Duke of Richelieu could have imagined. Spain, naturally, has its own version of the story. The Menorcans call it *salsa mahonesa* and will tell you, with complete seriousness, that the sauce is theirs and the French took it the same way the French have taken everything else. There is something to this. The island of Minorca had been under British control for decades before Richelieu arrived. The local sauce culture was already there. The general’s cook did not invent from nothing. He borrowed, adapted, and survived the night. That is, arguably, the true history of every great food. Not invention. Theft with better branding. > The egg yolk and the oil were already on the island. The name came from the battle. **The recipe came from necessity. The legend came from France.** Today, the debate continues on cooking forums, in food history books, in arguments between French and Spanish food historians at conferences where everyone is too polite to raise their voice. The sauce itself does not care. It sits in refrigerators on six continents, on sandwiches, in salads, beside chips and beside sushi, indifferent to its own contested origin. The Duke of Richelieu did not record what he ate that night in Mahon. History rarely notes what the victorious general had for dinner. But somewhere between the siege and the surrender, a cook with almost nothing made something that outlasted the battle, the general, the British garrison, and every written account of who actually invented it. *Every dish has a past. Some pasts are just harder to swallow than others.* ***Jean Louis*** Every dish has a past. These books will take you further into it. [https://www.amazon.com/dp/1538717344?tag=econopass01-20](https://www.amazon.com/dp/1538717344?tag=econopass01-20) **[The Duke’s Mayonnaise Cookbook](https://www.amazon.com/dp/1538717344?tag=econopass01-20)** Ashley Strickland Freeman [View on Amazon](https://www.amazon.com/dp/1538717344?tag=econopass01-20) [https://www.amazon.com/dp/1780233329?tag=econopass01-20](https://www.amazon.com/dp/1780233329?tag=econopass01-20) **[Sauces: A Global History](https://www.amazon.com/dp/1780233329?tag=econopass01-20)** Maryann Tebben [View on Amazon](https://www.amazon.com/dp/1780233329?tag=econopass01-20) [https://www.amazon.com/dp/0802719910?tag=econopass01-20](https://www.amazon.com/dp/0802719910?tag=econopass01-20) **[An Edible History of Humanity](https://www.amazon.com/dp/0802719910?tag=econopass01-20)** Tom Standage [View on Amazon](https://www.amazon.com/dp/0802719910?tag=econopass01-20) **Sources** - [Mayonnaise — Wikipedia](https://en.wikipedia.org/wiki/Mayonnaise) - [The History of Mayonnaise — The Nibble](https://www.thenibble.com/REVIEWS/Main/condiments/mayonnaise/mayonnaise-history.asp) - [Sauces: A Global History — Reaktion Books](https://reaktionbooks.co.uk/work/sauces) - [Mayonnaise: The Minorcan sauce — Ara](https://en.ara.cat/food/mayonnaise-the-minorcan-sauce-that-the-french-have-said-for-years-that-they-had-invented_1_5333382.amp.html) - [Consider the Fork — Hachette Book Group](https://www.hachettebookgroup.com/titles/bee-wilson/consider-the-fork/9780465056972) Share this article! [Set as Preferred Source](https://www.google.com/preferences/source?q=beestrot.com) Disclosure: This article may contain affiliate links. This means we may earn a commission if you click on a link and make a purchase at no extra cost to you. This applies to featured Amazon products or any other Beestrot's partners. Thank you for your support! Jean Louis. FediBack: Mayonnaise Was Almost Certainly Invented During a Military Siege. No Kitchen Was Involved. Replies from the Open Social Web for [Mayonnaise Was Almost Certainly Invented During a Military Siege. No Kitchen Was Involved.](https://beestrot.com/features/food-stories-by-jean-louis/mayonnaise-invented-during-military-siege/) Bluesky **@beestrot.com** 🟢 France and Spain have been arguing about who invented mayonnaise for 300 years. Who do you think got there first? Tell me below. [View thread on Bluesky](https://bsky.app/profile/beestrot.com/post/3mxlsvqwirr2e) Mastodon **@beestrot** 🟢 France and Spain have been arguing about who invented mayonnaise for 300 years. Who do you think got there first? Tell me below. [View thread on Mastodon](https://mastodon.social/web/statuses/117421851165986963) Tags:[Condiments](https://beestrot.com/tags/condiments/) [CulinaryHistory](https://beestrot.com/tags/culinaryhistory/) [FoodFacts](https://beestrot.com/tags/foodfacts/) [foodmyths](https://beestrot.com/tags/foodmyths/) [FoodOrigins](https://beestrot.com/tags/foodorigins/) [frenchfood](https://beestrot.com/tags/frenchfood/) [MayonnaiseHistory](https://beestrot.com/tags/mayonnaisehistory/) [MilitaryHistory](https://beestrot.com/tags/militaryhistory/) ### More Delicious Reads - [The Michelin Star Was Invented to Sell Tyres. 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No Kitchen Was Involved. Mayonnaise Was Almost Certainly Invented During a Military Siege. No Kitchen Was Involved. The Michelin Star Was Invented to Sell Tyres. The Brothers Had No Interest in Food. The Michelin Star Was Invented to Sell Tyres. The Brothers Had No Interest in Food. Tea Was Not a British Tradition Until 1662. One Portuguese Woman Changed Everything. Tea Was Not a British Tradition Until 1662. One Portuguese Woman Changed Everything. The Fork Was Considered Sinful in Medieval Europe. The Church Had Opinions. The Fork Was Considered Sinful in Medieval Europe. The Church Had Opinions. Champagne Was Invented by Accident. The Man Who Gets Credit for It Tried to Prevent It. Champagne Was Invented by Accident. The Man Who Gets Credit for It Tried to Prevent It. [/quiz-time/](/quiz-time/) ### [Join Beestrot, it's free!](/login) **Create your account and enjoy:** - A Smoother Experience - Manage your Favorites - Member-only Perks - Stay in Loop - And More on the Way! 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