In-N-OutThe hamburger bun is removed, and your burger and all the toppings are wrapped up in their fresh lettuce!No BunLettuceAsk for your burger to made "Protein Style" when you order.All Locations4 - MediumNormally PricedVaries by Sizehttp://hackthemenu.com/in-n-out/secret-menu/protein-style-burger/The In-N-Out Protein Style Burger is a popular item on the In-N-Out Burger secret menu . In short, by ordering your burger "protein style," you are swapping out the hamburger buns for a crisp lettuce wrap. While this option is obviously appealing to those who are conscious of their carbohydrate intake, we can tell you that the Protein Style Burger is a tasty option for any fan of In-N-Out's legendary burgers. In our experience, the lettuce wraps adds some "freshness" to the burger and is especially good on those days when you want a lighter meal. In-N-Out Burger really has something for everyone! Be sure to check out the In-N-Out Secret Menu as well as visiting our home page to check out the complete list of All the Secret Menus from all your favorite restaurants!