12 Retro Restaurant Chains That Had Secret Menus (and You Probably Never Knew)

1. McDonald’s – The McSalad Shaker

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Back in the ’90s, McDonald’s introduced a quirky item called the McSalad Shaker, which was pretty much a salad that came in a cup, and customers were encouraged to shake it to mix all the ingredients together. But did you know that McDonald’s had a secret menu version of this salad that you could customize to your liking? For a while, if you asked for it, you could get a more upscale version with chicken, extra dressing, or additional toppings that weren’t listed on the menu. It became a little cult item for those in the know, but it was soon discontinued in favor of more streamlined, healthier options says WGN-TV.

However, there was one more sneaky salad option: the “Grilled Chicken Caesar” salad, which wasn’t officially on the menu. You could still request it, though, and get a delicious mix of greens and grilled chicken with the classic Caesar dressing. It was a hidden gem for anyone looking for something a little more substantial than the regular side salads, but not quite as indulgent as a full meal. This secret salad was a perfect way to enjoy a somewhat healthier option at a fast-food giant adds the Daily Meal.

2. Taco Bell – The Enchirito

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Taco Bell’s secret menu has been the stuff of legend, and one of the most beloved secret items was the Enchirito. The Enchirito was essentially a combination of a burrito and an enchilada, filled with seasoned beef, beans, cheese, and smothered in a rich red sauce. If you asked for it by name, you could get it, even though Taco Bell removed it from their official menu in the early ’90s. It became a cult classic, and fans still talk about it today, often hoping Taco Bell will bring it back says Futurism.

People loved the Enchirito for its simplicity but hearty flavor. It wasn’t too spicy, but still packed with all the savory goodness you expect from Taco Bell says Allrecipes. While the chain doesn’t officially offer it anymore, some loyal fans have figured out how to “hack” it, by ordering a Beef Burrito and a side of enchilada sauce. A little DIY never hurt anyone, right?

3. In-N-Out Burger – The “Flying Dutchman”

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In-N-Out has always had a loyal following thanks to its fresh, quality ingredients. But there’s one menu item that many might have missed if they didn’t ask just right: The Flying Dutchman. This secret item consists of two beef patties and two slices of melted cheese, with no bun, lettuce, or other toppings—just pure, unadulterated beef and cheese. It’s a dream for low-carb eaters or anyone craving a seriously meaty meal without the usual distractions.

If you’re familiar with In-N-Out’s “secret menu,” you know they love to cater to all kinds of preferences. The Flying Dutchman is no exception, offering a stripped-down yet indulgent experience. It’s a perfect option for those who don’t need all the fluff and just want to focus on the main event: the beef and cheese. Plus, if you’re feeling adventurous, you can always add a little something extra like grilled onions or a spread for a twist.

4. Wendy’s – The T-Rex Burger

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Wendy’s is known for their square burgers, but some fans have taken things up a notch by asking for a T-Rex Burger. What makes this burger a secret menu favorite? It’s a monstrous creation with 6 or more beef patties stacked high with cheese and all the usual fixings. It’s essentially a calorie bomb, but for anyone craving an over-the-top indulgence, it’s the stuff of legend.

If you’re looking to try it, just ask for a “T-Rex” and specify how many patties you’d like (most people go for 6). This towering burger isn’t listed on the menu, but Wendy’s staff is usually more than happy to accommodate your request. It’s not something you’ll want to eat on the regular, but it’s perfect for those days when only extreme food will do. This burger has become a challenge for many, and the sheer size of it makes it a fun (albeit slightly insane) option.

5. Shake Shack – The Shack Stack

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Shake Shack may be known for its perfect ShackBurger, but if you’ve heard of the Shack Stack, you’re in on one of their best-kept secrets. The Shack Stack combines a burger with a deep-fried mushroom—basically, it’s the best of both worlds. You get the delicious, juicy ShackBurger and a crispy, earthy layer of fried mushroom to add some crunch. It’s the perfect indulgent meal for anyone craving a twist on the traditional.

While it’s not always prominently listed on the menu, those in the know have made this combination a secret favorite. It’s the kind of meal that hits the spot when you want something hearty and a little bit different. And let’s face it: deep-fried mushrooms belong in more places than just salads. The Shack Stack has become a must-try for true Shake Shack enthusiasts.

6. Starbucks – The Pink Drink

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Starbucks has an endless variety of drinks, but one that has captured the hearts of many is the Pink Drink. This drink became a huge Instagram sensation, and while it’s technically not a secret, it’s still something many people don’t know to ask for. The Pink Drink is a combination of their Strawberry Acai Refresher, coconut milk, and freeze-dried strawberries. It’s sweet, refreshing, and has a beautiful color that makes it Instagram-worthy.

Though it’s often mentioned online, some people still don’t realize they can ask for this fruity treat by name. It’s perfect for those who want something light and flavorful, with a little tropical flair. If you want to customize it even further, you can ask for extra strawberries or even a little extra coconut milk to make it creamier. It’s one of those drinks that feels like a little luxury in a cup.

7. Jack in the Box – The Breakfast Burrito

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Jack in the Box is known for its diverse menu, offering everything from tacos to burgers to breakfast items. But for breakfast enthusiasts, the secret Breakfast Burrito is a must-try. It features scrambled eggs, bacon or sausage, cheese, and hash browns all wrapped up in a soft flour tortilla. While it’s available on the menu during the morning hours, many don’t realize that you can ask for it at any time of day.

This hidden gem is perfect for anyone looking for a quick, filling, and delicious breakfast, no matter the hour. It’s comforting and easy to eat on the go, making it an ideal option when you’re rushing out the door or craving something savory and filling. The combination of eggs, cheese, and crispy hash browns is always a winner, and it’s customizable to fit any taste preferences.

8. Dairy Queen – The “Secret Blizzard”

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Dairy Queen is famous for its Blizzards, but did you know there’s an entire secret menu of variations that aren’t listed on the standard menu? One of the most famous is the “Secret Blizzard,” a blend of any mix-ins you desire. The cool part about this secret menu item is that it’s completely customizable—you can pick your favorite candy or topping, and they’ll blend it into a soft serve base to create something uniquely yours.

Some fan favorites include combinations like Reese’s Peanut Butter Cups mixed with caramel or the classic Oreos and fudge. The possibilities are endless, which is what makes this secret item so appealing. Just tell the staff what you want, and they’ll make your dream Blizzard come to life. It’s an ice cream lover’s dream come true, with endless combinations to satisfy your cravings.

9. Five Guys – The Veggie Sandwich

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Five Guys is known for its towering burgers, but there’s also a hidden secret for those who prefer to skip the meat. The Veggie Sandwich is a completely plant-based option that lets you enjoy all the flavor without the beef. It features all of the usual toppings—lettuce, tomato, grilled mushrooms, onions, and pickles—stacked high between two toasted buns. It’s a great choice for vegetarians or anyone looking to cut back on meat but still enjoy a satisfying meal.

What’s great about this secret menu item is that you can customize it just like any other Five Guys burger. Want extra mushrooms? No problem. Extra onions or peppers? They’ll throw those on, too. It’s a flexible option that’s always fresh, and it’s a perfect choice for anyone looking for something light but hearty at the same time.

10. Pizza Hut – The “Cheesy Bites” Pizza

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Pizza Hut’s regular menu is packed with options, but there’s one secret pizza that might be the best thing you didn’t know you were missing: the Cheesy Bites pizza. This pizza is a fan favorite that combines their regular pizza dough with stuffed cheese in the crust. Each bite of crust is filled with gooey cheese that makes it feel like you’re getting the best part of the pizza in every bite.

While the Cheesy Bites pizza isn’t always available, if you ask for it specifically, the staff is often willing to make it for you. It’s a fun and indulgent way to elevate your pizza experience. The stuffed crust is a perfect blend of savory cheese, and it adds a little extra satisfaction to every slice. If you’re a pizza lover with a penchant for cheese, this secret item is definitely worth asking for.

11. Carl’s Jr. – The Secret “Low-Carb” Burger

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For those keeping an eye on their carb intake, Carl’s Jr. offers a low-carb burger that’s not on the official menu but can be requested. This secret item features all the juicy goodness of Carl’s Jr.’s famous burgers, but with no bun. Instead, it’s wrapped in large lettuce leaves to hold all the delicious fillings, including beef patties, cheese, and any toppings you’d normally enjoy.

While it’s not listed on the menu, the low-carb burger is an easy order, and many Carl’s Jr. locations are happy to oblige. It’s the perfect choice for anyone who’s craving a burger but wants to skip the carbs without sacrificing flavor. Plus, the lettuce wrap adds a fresh crunch that pairs surprisingly well with the hearty burger. It’s a smart and tasty hack for anyone watching their diet or simply looking for a healthier twist on the fast food favorite.

12. Arby’s – The “Meat Mountain”

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Arby’s is known for its towering sandwiches, but did you know they have something called the Meat Mountain? This behemoth sandwich is packed with all of the meats Arby’s is famous for—roast beef, turkey, ham, bacon, chicken tenders, and even a few slices of cheese for good measure. If you can manage to finish this monster, you’ll have eaten a serious meat lover’s dream.

While it’s not available on the regular menu, all you need to do is ask for the Meat Mountain, and most Arby’s locations will whip it up for you. It’s one of those things you have to try at least once, whether for the challenge or just because you love meat. If you’re hungry and want to test your limits, the Meat Mountain might just be your next fast food adventure.

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