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In-N-Out Mustard Grilled Patty

Mustard Grilled Patty | In-N-Out Secret Menu

In-N-Out Mustard Grilled Patty

In-N-Out Mustard Grilled Patty

Looking for a little extra zing? One of the more popular items on In-N-Out Burger's secret menu is the In-N-Out Mustard Grilled Patty. By requesting this item, the team over at In-N-Out Burger will slather the patty with mustard before grilling it. The result is a burger with a little more kick. Sounds good, right? If you want to go even further out of the box, we suggest ordering a "Protein Style Burger" with an In-N-Out Mustard Grilled Patty as the flavor just bursts through the lettuce wrap. Enjoy!

In-N-Out Secret Menu

In-N-Out Logo

The In-N-Out Secret Menu main page!

In-N-Out Menu Prices

In-N-Out Logo

The 2021 In-N-Out Menu Prices.

How to Order

Ask for your burger to be "Mustard Grilled" when ordering.

What’s The Secret?

Mustard Spread is applied to the burger patty before it's grilled up

Complete List of In-N-Out Secret Menu Items