Once very popular and now rapidly regaining a dedicated following amongst those in the know, offal is among the most nutritious and best-value meat money can buy. Pork Spleen is high in iron, packed with protein, and low in fat. You'll want to cook this organ meat low and slow. Start by searing it on both sides with garlic and oil, add some broth (and maybe a splash or two of tannic red wine), and voila!