2. Broth of Crayfish.
Take the Tails of 20 Crayfish, Candied Eryngo roots 1 ounce; the bottom of a white Loaf; Raisins stoned 2 ounces; Liquorice 3 drams; boil all these in 3 pints of Water to 1 quart, and strain it.
Let 4 or 6 ounces be taken, three times a Day. After the same manner may be made Broth of Snails.
There's so great an Edulcorating Virue in Crayfish, Crabs and Lobsters, that they manifest obtund the acidity of Vinegar itself, when put in a Sawcer of it. And being reciev'd into our Bodies, wonderfully take off the bitter Pains of the Strangury: And in a Hectick Fever and Atrophy thence arising, where the Mass of Blood ( being depriv'd of it Nourishing, Kindly, Sweet and Oleose Juice, and being grown Eager) Flushes Flies, Ferments and Furnished out a poor little Provision of Aliment, and that deprav'd too; these sort of Broths are found exceeding useful. Some hold also, that they are good to prevent Abortion.
Thomas Fuller
Pharmacopeia Extemporanea 1710