10 Fast Food Keto Hacks: Sonic, Five Guys and More!

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Here are 10 keto-friendly fast food options from popular chains like Sonic and Five Guys. These tips will help you maintain a low-carb lifestyle while enjoying your favorite fast food options.


Sonic bunless bacon cheeseburger in a styrofoam container.
Credit: Natasha.

At Sonic, you can order their burgers without buns and their Coney hotdogs without a bun. Additionally, they offer a variety of sugar-free drinks and flavors.

Jersey Mikes

Jersey Mikes Sub in a tub. Meat and cheese.
Credit: Natasha.

At Jersey Mike’s, you can order any sub sandwich as a “sub in a tub” and customize it with unlimited toppings and dressings.

Five Guys

Five guys burger bowl with jalapenos onions, pickles and lettuce.
Credit: Natasha.

At Five Guys, you can order burgers, lettuce wrapped or in a bowl. The burger bowl allows you to add as many toppings as you like and eat it like a salad.


A breakfast bowl from Chick-fil-a, sausage, bacon and scrambled eggs.
Credit: Natasha.

If you’re near Chick-fil-A during breakfast, try ordering their breakfast bowl without potatoes for a keto-friendly option.

Jimmy John’s

Jimmy Johns Unwich. with pickles and kickin ranch.
Credit: Natasha.

Jimmy John’s offers Unwiches, which are sandwiches wrapped in lettuce. Any sandwich on the menu can be ordered this way. They also have a popular condiment, Kickin’ Ranch.

Marco’s Pizza

Marcos pizza bowl with a side salad.
Credit: Natasha.

Marco’s Pizza menu offers Pizza Bowls, a low-carb alternative to traditional pizza, customizable with various toppings, along with a variety of salad options.


Subway Protein bowl with meats, lettuce and cheese.
Credit: Natasha.

Subway offers a protein bowl menu that allows customers to turn any sandwich into a bowl. Double meat is also an option.


Wendys Baconator, no bun, lettuce wrapped.
Credit: Natasha.

You can order any burger or sandwich without a bun at Wendy’s. The Baconator is a popular choice, and they also offer a delicious side salad.


Smash burger bowl, no bun with veggies and lettuce, a side of fried Brussels sprouts with a side of ranch dressing for dipping.
Credit: Natasha.

Smashburger offers a low-carb option where burgers are served in a bowl, and they also have fried Brussels sprouts as a side dish.

Cicis Pizza

Cici's pizza bowl. A bowl with baked pizza toppings.
Credit: Natasha.

Cici’s Pizza is not considered fast food, but it is worth mentioning that they offer customized pizza bowls with your favorite toppings at their buffet, which you can also order to-go.

Chipotle Low Carb

Chipotle restaurant sign.
Credit: Deposit.

Keto Hacks at Chipotle

Starbucks Low Carb

Starbucks sign hanging from building
Credit: Deposit photos.

How to Order Low Carb at Starbucks

Low Carb at Restaurants

waitress talking to a man and woman.
Credit: Deposit photos.

How to order Low Carb at Restaurants

Low Carb at Sonic

Sonic sign.

How to order Low Carb drinks and food at Sonic

Buc-ee’s Keto

The sign on the out side of the building at Buc-ee's.
Credit: Natasha.

20 Great Keto Finds at Buc-ee’s

Author: Natasha Newton (Natasha's Southern Flavor)
Natasha is the founder of Natasha’s Southern Flavor. She has a passion for sharing delicious family friendly low-carb recipes that are easy to make and use readily accessible ingredients. Natasha has published three bestselling cookbooks. Her books and recipes have been featured by CNET, Delish, Mindbodygreen, Parade and Women’s Health. She enjoys traveling and spending time with her husband, two adult children, and three furbabies.
Read more about Natasha here.

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