Brains
Brains are soft and very tender and have a delicate flavor. They may be broiled, fried, braised, or cooked in liquid.
Heart
Heart is flavorful but not very tender. Braising or cooking in liquid is recommended.
Kidneys
Beef kidneys should be cooked in liquid or braised. Before cooking, remove membrane and hard parts. Slice or cut kidney in pieces, if desired.
Sweetbreads
Sweetbreads are the two lobes of the thymus gland located in the neck and are a tender meat. Veal, calf, and young beef furnish nearly all of the sweetbreads. As the animal matures, the thymus gland disappears. Sweetbreads may be broiled, fried, braised, or cooked in liquid.
U.S. GOVERNMENT PRINTING OFFICE