This neighborhood pub with a nostalgic, '70s vibe is a Seattle favorite for American fare with a twist. Kick up your breakfast with the Bloody Joe: eggs poached in a habanero pepper and bloody Mary mix, served over cheesy grits. Aaron Sanchez calls the dish "not only flavorful but has great spice."

On Food Network's Heat Seekers, Aaron Sanchez and Roger Mooking find fiery Mango Pepper Shrimp at Mama Jamaica's in San Diego, CA, a local cafe serving up spicy island classics.

Pay a visit to Big Al's, the self-proclaimed "home of the crawfish king," for some Cajun-country crawfish boils and Southern-style seafood dishes. New Orleans locals can't get enough of the crawfish, which are boiled in a secret mix of spices that includes cayenne pepper. Aarón Sánchez calls them "out of sight."

Chef Peter McAndrews blends French, African and Sicilian flavors at this Italian spot, which offers seasonal dishes with fresh seafood and housemade pastas. On Heat Seekers, Aaron Sanchez tried their harissa, a "deep, earthy" North African chile paste that goes into many of the dishes on the menu.

At The Wing Dome, also known as the "home of the burn," you'll find wings that are straight "from the face of the sun." Roger and Aaron tried the 7-Alarm Challenge, attempting to devour seven of the sweat-inducing wings in just seven minutes. Not feeling spicy? Try Thai Sweet Chile or Triple Garlic.

The Hell Burger at Rooster's Roadhouse is so hot you'll need to sign a waiver before chomping down on this slider. Roger Mooking and Aarón Sánchez did, yet even these Heat Seeker pros reached for the ice cream. Luckily, Rooster also offers less-spicy barbecue, like pulled pork nachos.

Music and food go hand in hand at this cozy Southern soul food joint and music venue. Chef Keith Hicks serves steak, seafood and comfort food dishes like habanero-spiced Flash-Fried "Skrimpz," Texas-style Chicken "Wangs," and shrimp and grits topped with a fried egg to enjoy over live entertainment.

No forks necessary: Burgers, sandwiches and snacks keep things lively at LBS Burger Joint in the Red Rocks Casino Resort & Spa. In pursuit of hot-hot dishes, Heat Seekers hosts Aaron Sanchez and Roger Mooking staked out the Potato Twists, a one-of-a-kind variation on spicy, pepper-topped nachos.

A Santa Fe institution that's been serving up New Mexican cuisine for 40 years, Tomasita's is known for its red and green chile Aaron Sanchez and Roger Mooking recommend kicking up the heat with an order of Sopaipilla, a Mexican puff pastry stuffed with spicy pork and topped with red chile.

Dig into BBQ dishes with a kick at Cowgirl. Spike up the spice factor with the smoking-hot pulled pork sandwich, or indulge in the Five Pepper Nachos with Salsa Diablo (add brisket for extra decadence). The Frito Pie is also a standout, complete with Fritos, chili, sour cream, cheese and jalapenos.

Nitally's Thai-Mex Cuisine is the brainchild of a multicultural husband and wife in St. Petersburg. To understand this culinary fusion, imagine Carnitas with Thai spices, Thai Peanut Chicken Tortilla Wraps, Chorizo Fried Rice and Curry Burritos. Willing souls can attempt the Inferno Soup Challenge.

Featuring many more burger options than the comparably Spartan cheeseburger, KC Smoke Burger boasts a long list of meaty favorites, like the Gyros Smoke, Hawaiian, Danger Zone and Monster burgers. All come flamed, grilled and smoked to perfection, and all are served with a heap of crispy fries.

The Chicago-style hot dogs served at Hot Doug's have had locals lining up around the block for years. If you're looking for heat, try the Fire Dog, made with hot peppers, or the Atomic Bomb, a spicy sausage mixed with peppers and topped with chipotle mayo, as Aaron Sanchez and Roger Mooking did.

Roger Mooking and Aaron Sanchez track down heat on wheels in Charleston, SC, where the Hello My Name is BBQ Truck is offering a fiery Meatloaf Sandwich on the go. Made with jalapenos, spicy mayo, habanero hot sauce and barbecue bacon, it's "a proper sandwich" you don't want to miss.

Try the "legendary" Diablo Burger made with Kobe beef, pepper Jack, bacon and roasted habanero devil hot sauce for what Aaron Sanchez calls "a whole different level of heat." The tavern also serves grilled cheese sandwiches, flatbread pizzas and a monthly rotation of featured wine and craft beer.