One recipe uses vegetarian bouillon cubes with cornstarch (corn flour) as a thickener ("cowboy roux"), which is whisked into boiling water.
en.wikipedia.org Soups, sauces and stews are more often thickened with a starchy ingredient like cornstarch, arrowroot or wheat flour, or a fat and flour mixture such as roux or beurre mani.
en.wikipedia.org Finally, it is braised in chicken stock, and served sliced with the chicken stock that has been thickened with cornstarch and spiced tomato sauce.
en.wikipedia.org Made from cornstarch, the liquid syrup is widely added as a sweetener and preservative to processed foods, including soft drinks, condiments, applesauce and baby food.
universityofcalifornia.edu His project sought alternatives, such as cornstarch, in making biodegradable plastic for film packaging.
en.wikipedia.org