saleratus

Dissolve a tea spoonful of saleratus, in half a tea cup of milk, and turn it in, together with flour sufficient to enable you to roll it out easily.

From The New England Cook Book, or Young Housekeeper's Guide Being a Collection of the Most Valuable Receipts; Embracing all the Various Branches of Cookery, and Written in a Minute and Methodical Manner by Anonymous

One pint best yellow corn-meal, 1 pint of butter-milk, 2 tablespoonfuls melted butter, 2 eggs and teaspoonful of salt, 1 teaspoonful saleratus; mix well, and bake at a brisk fire.

From Clayton's Quaker Cook-Book Being a Practical Treatise on the Culinary Art Adapted to the Tastes and Wants of all Classes by H. J. Clayton

I mean, oh, I mean, some ill-bred person has put saleratus in my little bowl.

From Molly Brown's Post-Graduate Days by Nell Speed

Treatment.—First wash the body with a strong lie of wood ashes or weak saleratus water, then with an infusion of lobelia.

From The American Reformed Cattle Doctor by George Dadd

It's only spring, yet they are thicker round here already than lumps of saleratus in those biscuit we've been talkin' about.

From The Postmaster by Joseph C. Lincoln