There are some fascinating facts about hot dogs that will take you by surprise.

In a rush? Rush to work after grabbing a hot dog. Did you realize, though, that this backyard mainstay really hails from Europe? Having a hot dog whenever you want may sound like a breeze, but have you ever wondered what goes into making one? In any case, let me fill you in on the hot dog!

Hot dogs likely originated in Vienna or Frankfurt, Germany, according to experts. The Odyssey mentions sausages, and Emperor Nero's cook Gaius created them for him. Someone thought of putting meaty goodies in buns centuries later, but who? No conclusive decision has been reached despite several ideas.

When it comes to hot dogs, the meat is the most important component. In order to manufacture hot dogs, the meat of chicken, hog, or beef is crushed and formed into sausages. Garlic, salt, paprika, and several other spices and binders are employed as components in the production process.

The American meat trade association's hot dog-eating etiquette guide says to top your frank with red sauce if you're over 18 and like eating with utensils. Eating every portion of the hot dog, pairing it with basic beverages and sides, and licking off any condiments on your fingers is key.

According to the results of a poll, the majority of consumers enjoy using mustard as a topping for their hot dogs. Ketchup, on the other hand, is the topping that is second most popular.

The astronauts of the 1968 Apollo 7 mission really disliked the freeze-dried ice cream that was meant to be fed to them in space. Quite surprising, I know. After being pulled out of the space program, the food ended up in museum gift shops. But the "hot dog" remained a staple of the crew's meals for years to come.

It is recommended that those who suffer from high blood pressure refrain from consuming hot dogs because of the high levels of salt and fat that they contain. Your salt intake should not exceed 1,500 milligrams per day, as this is the recommended daily limit.

In 2014, a hot dog in Seattle, Washington, cost as much as $169, making it the most expensive hot dog in the world. Served on a brioche bun, this cheese bratwurst was smothered in butter and grilled with Teriyaki, Maitake, wagyu, foie gras, black truffles, caviar, and Japanese mayonnaise.

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