La Causa is a Peruvian restaurant in Rome that specializes in causa, a traditional Peruvian dish made with mashed potatoes and a variety of fillings. The restaurant offers a variety of causa dishes, as well as other Peruvian classics like ceviche and lomo saltado. The atmosphere is cozy and welcoming, and the staff is friendly and knowledgeable about the menu. La Causa is a must-visit for anyone looking to experience the flavors of Peru in Rome.