Definition of 'optimum'. optimum (ÉptÉªmÉm ) or optimal. The optimum or optimal level or state of something is the best level or state that it could achieve. Aim to do some physical activity three times a week for optimum health. ...regions in which optimal conditions for farming can be created.
Use Tapioca Flour. Also know as tapioca starch, it's a great substitute. You'll want to use 2 tablespoons for every 1 tablespoon of cornstarch. Use Rice Flour. Rice flour thickens up like regular flour so use the same proportion: 3 tablespoons for every 1 tablespoon of cornstarch.
The usual choice in American households is cornstarch, which is a more powerful thickener than flour and is also gluten-free. However, other starches â such as potato starch, a staple in European households â are equally useful. Potato starch is used in much the same way as cornstarch. Whisk it first into a quantity of cold water or broth, then pour the resulting âslurryâ into your hot liquids in a thin, steady stream.