Burger Boss

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27690 Santa Margarita Pkwy Ste B
Mission Viejo, CA 92691
We are a fast-casual “build your own” concept with one focus: to bring back the Great American Burger that was lost in fast food. Guests love the freedom to be their own boss with 30+ ingredients to choose from, including always fresh, never frozen 100% all-natural proteins, 100% grassfed and grass-finished beef, fresh-cut fries cooked in 100% Non-GMO sunflower oil, and locally sourced veggies when available. In addition to our premium proteins and endless topping options, we have something for everyone including kids meals, vegan and gluten free options and keto friendly choices.

Reviews

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4.0501 reviews
Emma L.
5/26/2025

i come to burger boss all the time with my family. i always enjoy the food and the service makes it even better for my family. we usually come on sunday mornings at pretty busy times yet...

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David E.
4/21/2025

I brought my dad here but forgot that this chain still has not "woken up and sniffed the granola" by allowing customers to choose doneness cooking on burgers (a.k.a. "medium rare", "medium" etc.)....

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Juan G.
8/26/2024

First time here at this Burger place located on Santa Margarita Pkwy. Plenty of parking available. You can order at the cashier or on the various screens available. Plenty of seating inside....

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Joseph C.
6/24/2025

Overall a decent experience but slightly pricy for a burger. Decent choices for meats and toppings. I think o have a slight preference for the Counter this is not a bad choice.

Susie L.
8/26/2025

We walked in about 8:10, they close at 9:00...the guy behind the counter said "picking up order or eating in?" No "hello" or "welcome", just that cold inquiry...We said "eating in" and his...

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