c. biscuit/baking mix

A biscuit or baking mix is a pre-blended dry ingredient formulation combining flour, leavening agents (baking powder or baking soda), salt, and often shortening or butter in standardized proportions. The most common commercial version, exemplified by Bisquick and similar products, originated in the early 20th century as a convenience product to streamline home baking. These mixes eliminate the need for individual measurement and incorporation of multiple components, producing consistent results with minimal additional ingredients—typically just liquid (milk or buttermilk) and sometimes additional fat.

The composition is designed to produce tender, flaky baked goods through pre-distributed fat particles that remain distinct during mixing. Variations exist across brands and regional traditions, with some formulations emphasizing self-rising properties (incorporating additional baking soda or soda-leavening systems) and others remaining neutral for flexible application across both sweet and savory applications.

Biscuit and baking mixes serve as foundational bases for rapid preparation of baked goods in North American cuisine, particularly American Southern cooking. They are employed for biscuits, pancakes, waffles, muffins, cookies, dumplings, cobbler toppings, and quick breads. Beyond traditional applications, cooks use these mixes as bases for savory applications including pie crusts, biscotti, drop scones, and meat-wrapped appetizers. The mixes are valued for their convenience in weekday cooking and as time-saving components in recipes that would otherwise require multiple mise en place steps, though they sacrifice some control over texture and flavor refinement compared to formulations from individual ingredients.