Guests rave about the breakfast at Seminar- und Wellnesshotel Stoos, describing it as a "great breakfast buffet," "delicious," and "extraordinary." The variety and quality of food on offer is praised with guests noting homemade jams and fresh bread. The hotel also offers surprises, such as birthday treats. Some guests note that the breakfast juices are from concentrate, but overall, the breakfast is described as "excellent," "super," and "sensational." The buffet is well-maintained and clean and there are options available for vegans. While some guests feel that the morning buffet is lacking in selection, most find it to be extensive and filling. Overall, the breakfast at Seminar- und Wellnesshotel Stoos receives high marks from its guests.