Glasi-Restaurant Adler serves traditional Swiss dishes with an emphasis on local fare including schnitzel and cordon bleu, paired with house special drinks like their spritz. The restaurant features a spacious outdoor seating area with scenic views of Lake Lucerne and attentive service, although occasional customer service issues have been reported. Vegan diners can expect a marked vegetable curry and soup with the option to customize some salads to be vegan, making it a practical stop when visiting the nearby glass factory.