How Do You Make Homemade Cornstarch?

Rebecca Siegel/CC-BY 2.0

Cornstarch is made by an industrial process that home cooks cannot replicate in their kitchens. Cornstarch is a pure starch extracted from corn used by many home cooks to thicken sauces and gravies. Manufacturers rely on a complicated wet milling process to separate the starch in the endosperm from the outer hull and the germ.

ADVERTISEMENT