Guests have mixed opinions about the breakfast at Mon Signor Adults Only Boutique Hotel - Kamari Santorini. Some have described it as excellent, great, fresh, tasty and with a very good selection. They enjoyed the variety, local specialties and freshly cooked breakfast items. However, others found the breakfast a bit poor with cold hot breakfast items and very little choice of food. Some guests suggested adding more vegan, healthy and fresh options, while others missed meat-based products like bacon or sausage. Despite some negative feedback, the breakfast was considered enough by some guests and the location and variety of options were praised. Additionally, some guests were pleased with the daily changing menu that offered something new. However, some guests reported being served breakfast across the street in an old hotel, where the food was poor quality and lacking in options. Overall, the breakfast seems to be a hit and miss, but with room for improvement.