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Is Protein-Style In-N-Out Keto Friendly? Your Complete Guide

4 min read

According to the official In-N-Out nutrition guide, a standard protein-style cheeseburger has 10 grams of total carbohydrates, making it a viable option for many keto dieters. This popular 'secret menu' item replaces the traditional bun with a fresh lettuce wrap, significantly reducing the carb count and raising the question: is protein-style In-N-Out keto friendly?

Quick Summary

This guide breaks down the keto-friendliness of In-N-Out's protein-style burgers, detailing how to customize your order to avoid hidden carbs and stay within your daily macronutrient limits. It covers ingredient swaps, carb counts for different sizes, and other low-carb choices on the menu.

Key Points

  • Start with Protein-Style: Ordering 'protein-style' replaces the carb-heavy bun with a lettuce wrap, forming the base of your keto meal.

  • Avoid the Spread: To significantly reduce hidden sugars, always ask for "no spread" and opt for mustard instead.

  • Customize Your Toppings: Stick to keto-safe toppings like raw onions, mustard, and pickles; minimize or omit higher-carb grilled onions and tomatoes.

  • Consider the Flying Dutchman: This off-menu item, which is just two patties and two slices of cheese, is the ultimate low-carb choice for strict keto followers.

  • Watch the Macros: Even in moderation, certain toppings and sauces can add up. It is important to know which items to avoid when maintaining a strict ketogenic diet.

  • Choose Your Drink Wisely: Stick to water, unsweetened iced tea, or Diet Coke to prevent adding unnecessary carbs from sugary drinks.

In This Article

Demystifying the Protein-Style Order

For anyone on the ketogenic diet, finding compliant fast food options can be a challenge. In-N-Out has long been lauded as a keto-friendly destination, primarily due to its protein-style burgers. This modification involves swapping the high-carb bun for a wrap of crisp lettuce, but simply ordering 'protein-style' isn't enough to guarantee a perfect keto meal. A standard protein-style burger includes the meat patty, cheese, lettuce, tomato, and their signature spread. While the bun is gone, the spread, tomatoes, and grilled onions can still contribute carbohydrates that can add up quickly.

The Carb Culprit: In-N-Out's Spread

The most significant source of hidden carbs in a protein-style burger comes from the spread. In-N-Out's special sauce is a Thousand Island-style dressing made with mayonnaise, ketchup, and relish. Ketchup and relish both contain sugar, which is why most keto-savvy diners advise ordering your burger with "no spread". A packet of the spread contains about 2g of net carbs, but the amount added to a burger can vary. For a cleaner, safer keto option, it's best to stick with mustard and optional sugar-free packets if available.

Navigating the In-N-Out Menu Keto-Style

To ensure your meal is truly keto-friendly, it’s crucial to customize beyond just the lettuce wrap. A properly ordered meal will be a juicy, satisfying burger that won't disrupt your state of ketosis. Here’s a step-by-step breakdown of how to make your order perfect:

  • Start with the base: Choose your burger—Hamburger, Cheeseburger, Double-Double, or even a 3x3 or 4x4 if you're particularly hungry.
  • Go 'Protein-Style': This is the key command that tells them to use the lettuce wrap instead of a bun.
  • Hold the spread: Specifically request "no spread" to eliminate the hidden sugars.
  • Choose your toppings wisely: Additions like mustard, pickles, and raw onions are generally very low in carbs and safe for keto. Grilled onions add a delicious flavor but contain more sugar than raw, so consider asking for them in moderation. Tomatoes are also a minor carb contributor, so you can omit them for a stricter keto approach.
  • Embrace the 'Flying Dutchman': This off-menu item is the ultimate minimalist keto choice, featuring two meat patties with slices of cheese melted in between, with no lettuce, toppings, or spread. It’s a messy but delicious option for those who want to avoid all vegetable-based carbs.
  • Stick to compliant beverages: For drinks, opt for water, unsweetened iced tea, or Diet Coke to avoid sugary drinks.

Macronutrient Comparison: Protein-Style vs. Regular Burger

The following table illustrates the significant difference in macronutrient content between a regular In-N-Out Double-Double and a customized, truly keto-friendly Protein-Style version. Note that nutritional information can vary slightly based on preparations.

Item Calories Fat (g) Carbs (g) Sugar (g) Protein (g)
Double-Double (Standard) ~670 ~41 ~39 ~10 ~37
Double-Double, Protein-Style ~450 ~32 ~12 ~6 ~30
Double-Double, Protein-Style (No Spread) ~400 ~31 ~6-8 ~3-5 ~29

Note: The nutritional data is approximate based on official information and typical recipes. Carbs and sugar are reduced significantly by removing the bun and spread.

Expanding Your Keto In-N-Out Options

Beyond the classic protein-style order, there are other creative ways to enjoy a keto meal at In-N-Out:

  • Double-Meat, Protein-Style: For a higher protein, lower carb intake, you can order a Double-Double or even a 3x3 or 4x4 burger. Remember to specify "no spread" for the lowest carb count.
  • Flying Dutchman: The purest form of a keto burger at In-N-Out, consisting of just two patties and two slices of cheese. This is a great choice for strict keto followers or for those who don't like lettuce wraps.
  • Animal-Style (with caution): Animal-style includes grilled onions and extra spread. The grilled onions and spread both add carbs. Some keto eaters will splurge on a tiny bit of animal style spread, but others will avoid it completely to stay in ketosis. A safer alternative is to get grilled onions only and request mustard instead of spread.

The Final Verdict: How to Make it Work

Is protein-style In-N-Out keto friendly? Yes, but with proper customization. The base protein-style order is a fantastic start, but eliminating the sugar-filled spread is a non-negotiable step for many to maintain a strict ketogenic diet. By sticking to the lettuce wrap and opting for keto-safe condiments like mustard, you can enjoy a delicious and satisfying fast-food meal while staying in control of your carb intake. As with all fast-food, moderation and careful customization are key to success.

Conclusion

In conclusion, the protein-style burger at In-N-Out is a very keto-friendly option, provided you customize your order carefully. The key is to request "no spread" and to be mindful of higher-carb toppings like grilled onions. By following the simple modifications outlined in this guide, you can confidently enjoy a delicious, low-carb burger that aligns perfectly with your ketogenic lifestyle. In-N-Out's willingness to serve its burgers without buns has made it a go-to for keto dieters, and with a little knowledge, you can make it a regular part of your eating routine.

In-N-Out is the keto dieter's best friend

It's no secret that fast food and the keto diet don't always mix. But In-N-Out, with its famous secret menu and customizable options, is an exception to the rule. By understanding the carb counts of its key ingredients and knowing which modifications to make, you can enjoy a filling and flavorful meal without derailing your diet. As long as you remember to keep it 'protein-style, no spread,' you're in for a treat.

Frequently Asked Questions

Protein-style is an off-menu option at In-N-Out where the traditional hamburger bun is replaced with a wrap of large, crisp lettuce leaves, making the burger low-carb and suitable for a keto diet.

No, In-N-Out's signature spread is not keto-friendly as it is made with ketchup and relish, both of which contain sugar. It is best to order your burger with "no spread".

To order a Double-Double and keep it keto, ask for it "protein-style" and with "no spread." You can add mustard, raw onions, and pickles without a significant carb impact.

The Flying Dutchman is a super low-carb 'secret menu' item consisting of two beef patties and two slices of cheese, with no bun, lettuce, or other toppings. It's a very popular choice for strict keto dieters.

According to official In-N-Out nutrition information, a standard protein-style cheeseburger contains 10 grams of total carbohydrates, with 2 grams of fiber, for a total of 8 net carbs. This number is lower if you request no spread.

Grilled onions are a grey area. While they are a tasty addition, the caramelization process adds more sugar than raw onions. It is recommended to use them sparingly or omit them for a stricter keto diet.

Yes, In-N-Out's chopped yellow chili peppers are a great keto-friendly topping to add flavor and a little heat to your protein-style burger.

References

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Medical Disclaimer

This content is for informational purposes only and should not replace professional medical advice.