The Secret Ingredient You'll Need To Make Copycat White Castle Sliders - Mashed (2024)

The Secret Ingredient You'll Need To Make Copycat White Castle Sliders - Mashed (2)

The Secret Ingredient You'll Need To Make Copycat White Castle Sliders - Mashed (3)

The Secret Ingredient You'll Need To Make Copycat White Castle Sliders

The Secret Ingredient You'll Need To Make Copycat White Castle Sliders - Mashed (4)

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ByKaren Hart/

The greasy allure of a White Castle burger never gets old. The smell alone makes you feel like you consumed one of those tasty burgers without ever sinking your teeth into it. A White Castle slider is pretty special, but what makes it so good? Is it the meaty patty with five holes in it that is seared to perfection and shrinks up into a two-bite slider-sized burger? Is it that itprovides just the right umami for our taste buds? Or is it the pickles, the cheese, or the bun?

Maybe we should ask some of the fast food sliders' biggest fans who are part of the White Castle Cravers Hall of Fame like former U.S. House member John Boehner, television producer Alex Weresow, Alice Cooper, and the stars of Harold & Kumar Go to White Castle, John Cho and Kal Penn (via White Castle). While we're at, maybe we can ask them what the perks are that come with such a distinguished honor. Or maybe we just need to go to this five-ingredient White Castle copycat slider recipe to figure out what the secret ingredient is that makes them so fetch. Don't tell Regina, but, yeah, we think it happened.

Dehydrated onions are the secret to White Castle's sliders

The Secret Ingredient You'll Need To Make Copycat White Castle Sliders - Mashed (5)

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The key ingredient to making a copycat version of White Castle sliders is dehydrated onions. Why dehydrated? We know, you love a good cry and cutting up a fresh, juicy onion is one of the easiest ways to achieve that, but you will have to save up those tears for another day. According to theWhiting-Robertsdale Historical Society, dehydrated onions are what go into real, authentic White Castle sliders. So, why don't they use real onions? The Historical Society shares that because of an onion shortage during World War II, the chain was forced to switch to dehydrated. Because they worked so well and were probably cost-effective, White Castle never bothered swapping them back out for the real thing.

But dehydrated onions are only half of the secret ingredient. Per The Daily Meal,Jamie Richardson, vice president of marketing for the chain, shared that there is a simple secret ingredient that is actually added to the onions. While Richardson did not give away what that ingredient might be, The Daily Meal believes that it is butter, and we see why this would work. Butter would allow the onions to caramelize adding a sweet, yet savory flavor to the burger, and well, butter. But Just a Pinch seems to think the other half of the secret is rehydrating the onions in beef stock and CopyKatandDaily Dish Recipesconcur, along with quite a few other copycat recipe makers.

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The Secret Ingredient You'll Need To Make Copycat White Castle Sliders - Mashed (2024)

FAQs

What are the ingredients in the White Castle impossible slider? ›

Q: What are the ingredients of the Impossible™ Slider? A: The Impossible™ Slider patty is made from soy protein, potato protein, coconut oil, and sunflower oil with 'heme. ' Never heard of heme? Heme is what gives the slider the taste and aroma of meat.

What is White Castle sliders made of? ›

Some people say The Original Slider ® is perfect and can't be topped. To those people, we say "how about a slice of tasty, melty American Cheese?" The classic combo of 100% beef and grilled onions on our signature bun was already craveable. We just made it more satisfying and irreplaceable.

What does White Castle punch five holes into each hamburger patty? ›

The crave-worthy sliders have five holes in the patties. According to CBS News, this is so the burger can be thoroughly cooked through faster without having to flip it over. The idea to incorporate these holes came from an employee suggestion back in 1954.

What is unique about White Castle burgers? ›

Our holy hamburger

Cincinnati Castle operator Earl Howell introduces the idea of adding five holes to the patty, helping it to cook faster and add more flavor.

What is the magic ingredient in the impossible burger? ›

How can a burger made from plants, with zero animal products, taste that close to a real beef patty? Well, according to Impossible Foods, the answer is in one key ingredient: heme. It sounds unfamiliar, and you're unlikely to see it listed on the back of any other products you can find in the supermarket.

What kind of meat is White Castle? ›

THE ORIGINAL SLIDER®

We invented the slider when we first took 100% beef and put it on top of grilled onions and a signature bun. Easy to heat, these satisfying Sliders are big in taste and in fun. Top them with dill pickles for a true White Castle experience.

Are White Castle sliders healthy? ›

If you're gonna order a slider (and it's pretty much obligatory at White Castle), make it the Original. With just 140 calories, a single slider is a low-calorie choice. Of course, downing multiple sliders at once is another story—but eaten one at a time, these are essentially a snack.

How long are white castles good for in the refrigerator? ›

Once you get the frozen sliders home, place them in the refrigerator (for up to 10 days) instead of the freezer. The sliders thaw more slowly enabling them to “slack out.” Then microwave the burgers for only 30 seconds instead of 60. ...

What kind of cheese does White Castle use? ›

White Castle Cheeseburgers - Made with 100% Beef and American Cheese - 16 Grams of Protein - 16 Sliders - Ready Set Gourmet Donate a Meal Program - 2 Pack (8ct, 29.28 oz Each)

What is the nickname for White Castle burgers? ›

Founded on September 13, 1921, in Wichita, Kansas, White Castle has been generally credited as the world's first fast-food hamburger chain. It is known for its small, square hamburgers commonly referred to as "sliders".

Have White Castle Burgers gotten smaller? ›

When a White Castle slider is too big, try a "Crave Bite." Mike Pomranz has been covering craft beer for nearly two decades and trending food and beverage news for Food & Wine for 7 years.

How much did a White Castle burger cost in 1975? ›

In 1975, your burger cost an average of $0.25.

In August 2018, an average burger would cost $1.21.

What's on the White Castle Impossible burger? ›

The Impossible Slider is served with pickles and onions on White Castle's signature bun and can be customized to customers' desires, with or without cheddar cheese. This hot and tasty signature sandwich sizzles, tastes and smells like meat, but is made from plants.

What are the ingredients in the impossible burger? ›

Full Ingredient List: Water, Textured Wheat Protein, Coconut Oil, Potato Protein, Natural Flavors, 2% or less of: Leghemoglobin (Soy), Yeast Extract, Salt, Konjac Gum, Xanthan Gum, Soy Protein Isolate, Vitamin E, Vitamin C, Thiamin (Vitamin B1), Zinc, Niacin, Vitamin B6, Riboflavin (Vitamin B2), Vitamin B12.

Does the impossible slider have onions? ›

The Impossible Slider comes with or without smoked cheddar cheese and the fast-food joint's standard pickles and grilled onions.

How many calories in the White Castle impossible slider with cheese? ›

There are 230 calories in 1 serving (90 g) of White Castle Impossible Slider w/Smoked Cheddar Cheese.

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