Print. An oval-shaped dried bean common in Latin American cooking. Medium in size and ivory-yellow in color, the Mayocoba Bean is similar to a pinto bean in appearance and flavor.Mild flavored with a buttery taste and texture, this bean is used as an ingredient in soups, salads and refried bean dishes.rint. An oval-shaped dried bean common in Latin American cooking. Medium in size and ivory-yellow in color, the Mayocoba Bean is similar to a pinto bean in appearance and flavor.