Morcilla, also known as blood sausage, is a traditional Spanish sausage made with pork blood, rice, and various spices. It has a dark color and a unique flavor that is both savory and slightly sweet. In Madrid-Barajas Airport, you can find morcilla in both fresh and cured forms. Fresh morcilla is often used in traditional Spanish dishes like stews or grilled with vegetables, while cured morcilla can be enjoyed sliced and served as part of a tapas platter. If you're feeling adventurous, morcilla is a meat option worth trying in Madrid-Barajas Airport.