1
The Big Mac is McDonald's iconic burger, celebrating its 50th anniversary in 2018. Its tagline lists its ingredients and it sells over 550 million annually.
2
Dairy Queen's signature Blizzard ice cream treat is often imitated but never replicated. Served upside down, it's a must-try for anyone visiting the chain.
3
Popeye's has the most flavorful fast-food chicken with crispy breading and spicy seasonings. The best way to order is spicy with mashed potatoes and Cajun gravy.
4
Sonic is famous for its Cherry Limeade, a cult favorite among soda fans due to its perfect blend of sweet, tart, and bubbly.
5
Spiral-shaped salted and deep-fried potatoes are perfection in physical form, like grandiose spiral staircases and Slinkies descending slowly down steps.
6
Taco Bell offers Mexican-inspired food with unique menu items like Crunchwrap Supreme and Fiery Doritos Locos Taco Supreme.
7
Starbucks' most famous drink is the Pumpkin Spice Latte, or PSL, which contains a cinnamon-based spice mix and is sold up to 350 million cups annually.
8
Subway's best-seller is the BMT sandwich, packed with salami, pepperoni, and ham on Italian bread with veggie toppings now it means "Bigger, Meatier, Tastier."
9
Burger King's flame-broiled Whopper burger, with mayo, ketchup, and veggies on a sesame seed bun, predates the Big Mac by 11 years and is highly customizable.
10
Domino's pizza is highly customizable with various sizes, crusts, sauces, and toppings. Pepperoni is the most popular topping, and the most ordered variation at the chain.
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