Extremely friendly and fast service! Definitely worth the calories. Got super fat here and it was worth it. The Mac & Cheese bites were the highlight.

Not sure where the good reviews are coming from? The food was not good. The fries were terrible. The burger bun tasted old. Service was so-so. 5 Guys is 1000 times better.

Fat shack is a pretty new spot that came to Sioux Falls not too long ago. I've seen it on shark tank and felt that I had to give it a try. It was opening weekend when I went so it wasn't a...

Flight arrived at 11:00. Not many choices for food in town at that hour. Fat Shack was great. Excellent Philly Steak. Nothing fancy, but food was good. Recommended if you want late night bites.

The food comes out very hot but we waited 50 minutes to get three things. The fried Oreos were pretty hard.