Bacalhau à Lagareiro is a traditional Portuguese dish featuring salted cod, known as bacalhau. The dish is typically prepared by baking the fish with olive oil, garlic, and onions, resulting in a flavorful and aromatic meal. It is often served with roasted potatoes and garnished with fresh parsley, making it a popular choice for festive occasions and family gatherings. The name "Lagareiro" refers to the olive oil press, highlighting the importance of high-quality olive oil in the recipe. This dish showcases the rich culinary heritage of Portugal and is a beloved staple in many Portuguese households, celebrated for its simplicity and taste.