Dona Nina Restaurante is highly acclaimed for its delicious food, attentive service, and warm atmosphere, with 98% of reviewers giving positive feedback. The menu offers a variety of well-prepared dishes, including espetada, fish with banana and passion fruit, seafood platters, and beef cooked on a hot stone, frequently described as "amazing," "delicious," and "perfect." Service is consistently praised as friendly and professional, with reviewers often mentioning the attentiveness of the staff, adding to the overall dining experience. The atmosphere is described as cozy and welcoming, with some patrons highlighting little touches such as complimentary Madeira wine, enhancing the dining experience. A single review expresses disappointment with the food quality, particularly regarding seasoning and the quality of sides, suggesting it did not meet the high expectations set by other reviews.