The marrow of physicke, or, A learned discourse of the severall parts of mans body being a medicamentary, teaching the manner and way of making and compounding all such oyles, unguents ... &c. as shall be usefull and necessary in any private house ... : and also an addition of divers experimented medicines which may serve against any disease that shall happen to the body : together with some rare receipts for beauties ... / collected and experimented by the industry of T.B.

To wash and prepare Fats.

3 R. The cakes of Fat, and picke out the skin and bloudie Veines, and wash it in severall waters, untill the water runne from it cleere, and neither fatty nor bloudie, then cut it in pieces, and melt it in a panne with a little water; then straine it strongly through a lin∣nen cloth, and put it in a good great pot, and when it is cold, cover it with warme water, and beate it together against the sides of the pot well; then powre away that water, and adde more: thus doe nine times, untill it hath lost the smell of Grease; then wash it in Rose wa∣ter, and put it up. To prepare Marrowes you must take them out of the bones in the beginning of Autumne, and wash them, and melt them, and then use them as you did the Fats.