Bacalhau à Brás is a traditional Portuguese dish made with salted codfish, onions, potatoes, eggs, and olives. The codfish is first soaked in water to remove the salt, then cooked with onions and garlic until tender. Potatoes are thinly sliced and fried until golden brown, then mixed with the codfish. Finally, beaten eggs are added to the mixture and cooked until set. The dish is garnished with olives and parsley and served hot. Bacalhau à Brás is a flavorful and hearty dish that is popular in Portugal and enjoyed by locals and tourists alike.