Are you hungry? How hungry? If your bottomless stomach is up for a challenge, these four restaurants in Iowa are ready to put you to the test. They each offer an epic food challenge with a tough time limit. The reward for those who can eat it all before the clock runs out? Your meal is free, and your gastronomic achievement will earn you a place in the hall of fame. Bring your stretchy pants!

1. Papa's Pizzeria

This Polk City standard might specialize in Pizza, but they've got a food challenge worthy of the best.

The Lake Monster - $30.99. 20-minute time limit.

This beast of a sandwich puts a small Meatza pizza, a pork tenderloin, four chicken strips, a bacon cheeseburger, and mac-and-cheese sauce on a bun, paired with 12 ounces of onion rings.

2. Papa Juan's

Located in Cedar Rapids, this old-school Tex-Mex joint always has big burritos - but you've never seen anything like their biggest.

Bad Boy Burrito - $29.99. 30-minute time limit.

This massive six-pound burrito is loaded with four kinds of meat, five kinds of cheese, rice, beans, and all the usual burrito fixings. For an added challenge, it has a fiery kick from ghost peppers and Carolina reapers.

3. Jethro's BBQ

This casual sports bar and grill is a Des Moines-area staple with several outposts - and one of the most famous food challenges of them all.

Adam Emmenecker Challenge - $39.99. 15-minute time limit.

Perfect for BBQ fans, this beast of a sandwich contains a spicy pickle bun, a pork tenderloin, plus buffalo chicken tenders, fried cheese, brisket, bacon, a cheeseburger, a white cheddar sauce, and a pound of fries.

4. Brick City Grill

This Ames staple has moved to a new location - and the casual bar and grill has taken their wildest menu item with them.

Triple-Double Food Challenge - $29.99. 30-minute time limit.

If you like one of Brick City Grill's double burgers, why not three? Eat six beef patties, twelve pieces each of bacon and cheese, and a double order of fries in half an hour, and victory is yours!

Have you taken on these epic food challenges before? Let us know about your epic victory in the comments section, and fill us in on any amazing food challenges we missed around Iowa. If you're looking for more ways to eat to your heart's content in the Hawkeye State, make sure to visit our coverage of Iowa's best buffets.