Award-Winning Seafood Restaurant, Mohegan Sun CT. When you're at Mohegan Sun, stop by Summer Shack- it's a sure bet! A fabulous raw bar, amazing food, and great cocktails all in a comfortable atmosphere, the idea is to have fun! Summer Shack seats 350 people and a private dining room that can accommodate up to 60 guests. The restaurant is located on the second floor, just as you enter the complex. The first thing you'll see is the circular bar, which seats 40 people.