saleratus

Should vomiting be a predominant symptom, a small quantity of saleratus, dissolved in spearmint tea, may be given.

From The American Reformed Cattle Doctor by George Dadd

I have been raised on too much saleratus in the bread, and I know it.”

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

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

Dissolve a tea spoonful of saleratus, in a tea cup of milk, and strain it into the cake.

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