Of course, the Potawatomi is the only casino in Milwaukee, however that doesn’t change the fact this restaurant remains popular and stays busy, as evidenced by the long lines you may experience – especially on weekend nights. The buffet at the Potawatomi Hotel & Casino is the best casino buffet in Milwaukee. We will update this if and when it reopens.) (Editor’s note: While the Potawatomi is open, the buffet remains closed.