Those stripes are, of course, grill marks from where the grill touched the meat.

Mostburger chainsdon’t grill their burgers.

So, when considering which burger chain to visit next, keep these spots very much on the list.

smashburger

Smashburger / Facebook

It’s because White Castle burgers aren’t grilled or griddled, they’re steamed.

All this happens a little faster and more evenly because of those holes.

Smashburger

Why are Smashburgers burgers called smash burgers?

white castle food and drink

rblfmr / Shutterstock

Because the cookssmash the patties down onto the griddle.

Pretty simple explanation, actually.

First, the burgers are cooked, pressed (smashed, e.g.

smashburger

Smashburger / Facebook

This means more effort for the cook but more flavor in the food.

PerMashed, the patties are pressed quite thin before being cooked, then are slapped onto the griddle.

The patties are flipped once and take all of four minutes to be fully cooked.

Mcdonalds big mac

Shutterstock

five guys employee preparing burger

Photo: Five Guys / Facebook

wendys baconator

Photo: Courtesy of Wendy’s

shake shack cheeseburgers

Shake Shack / Facebook

in n out burgers

In-N-Out Burger / Facebook

Whataburger meal

Whataburger / Facebook