Cheesy, meaty Oklahoma onion burgers pack big flavor.

Jen Causey, Food Stylist: Chelsea Zimmer

What a burger!

An Oklahoma onion burger is small, even unassuming, but so flavorful.

Southern Living Oklahoma Onion Burgers ready to serve with a glass of coke beside

Credit:Jen Causey, Food Stylist: Chelsea Zimmer

The onions truly are the star of the show.

Don’t be intimidated by how many onions you’ll use.

It pays off gloriously in the end.

Southern Living Oklahoma Onion Burgers ingredients

Credit:Jen Causey, Food Stylist: Chelsea Zimmer

What Is an Oklahoma Onion Burger?

Enter the “Depression burger.”

Homer Davis and his son, Ross, were running the Hamburger Inn in El Reno, Oklahoma.

Southern Living Oklahoma Onion Burgers ready to serve

Credit:Jen Causey, Food Stylist: Chelsea Zimmer

What Does an Oklahoma Onion Burger Taste Like?

What makes the onion burger distinct is how the burger is cooked: These burgers weresmashburgersbefore smashburgers were cool.

Then, it’s topped with loads of thinly-shaved onions.

Southern Living Oklahoma Onion Burgers making the burger patties

Credit:Jen Causey, Food Stylist: Chelsea Zimmer

A slice of American cheese is added atop the burger, then the buns.

Herein lies one of the genius secrets of the Oklahoma Onion Burger: steaming the buns.

Most hamburger buns are toasted or griddled until crispy with a pat of butter, but not these.

Southern Living Oklahoma Onion Burger slicing the onions

Credit:Jen Causey, Food Stylist: Chelsea Zimmer

Regional Burger Faves

In Mississippi, the burger solution during the Great Depression was theMississippi Slugburger.

What’s the right onion for an onion burger?

Its umami-rich flavor is what scents everything from the patties to the sweet, tender potato bun.

Southern Living Oklahoma Onion Burgers adding the burgers to the skillet to cook

Credit:Jen Causey, Food Stylist: Chelsea Zimmer

(80/20)ground beef

2medium-size (10 oz.

each) sweetonions

2tsp.kosher salt

4(1-oz.

Cook hamburger patties:

Heat a large cast-iron skillet or griddle pan over high for 1 minute.

Southern Living Oklahoma Onion Burgers adding the onions to the burgers in the skillet

Credit:Jen Causey, Food Stylist: Chelsea Zimmer

Place hamburger balls on skillet, and sprinkle evenly with salt.

Using a grill press or a wide heavy spatula, smash each ball into thin (1/4-inch-thick) patties.

Cook for 2 minutes.

Southern Living Oklahoma Onion Burgers smashing the onions into the burger patties

Credit:Jen Causey, Food Stylist: Chelsea Zimmer

Top each bun top with a bottom bun half facing down.

Southern Living Oklahoma Onion Burgers finishing the burgers

Credit:Jen Causey, Food Stylist: Chelsea Zimmer