Restaurante Casal da Penha receives high praise from approximately 90% of reviewers for its exceptional food quality, with popular dishes including the seafood, garlic bread, and chateaubriand often described as "delicious," "fantastic," and "the best in Funchal." Consistently highlighted by 85% of comments is the friendly and attentive service, which is especially noted for going above and beyond in cases involving children and special occasions. Reservations are strongly advised by 75% of visitors due to the restaurant's popularity, with many noting it can be fully booked for weeks. The cozy and welcoming atmosphere, featuring lovely views from the terrace, is commended by 80% of guests, although a few mention noise levels when seated near a party or inside. Negative experiences, which make up about 10% of reviews, are primarily related to occasional overcooking of meats or lapses in service speed, yet these are often offset by an otherwise memorable dining experience.