Some cuts of beef are famous. Ribeye . Tenderloin . Brisket . Others remain largely unknown outside professional kitchens — despite being prized by chefs around the world. Sweetbreads fall squarely into that category. Despite the name, sweetbreads are not bread at all. They are a traditional delicacy prepared from the thymus gland , most often from young cattle. When properly prepared, sweetbreads develop a crisp golden exterior and an exceptionally tender interior with a mil