Corn flour comes in yellow and white and is used for breading and in combination with other flours in baked goods. Corn flour is milled from the whole kernel, while cornstarch is obtained from the endosperm portion of the kernel.Masa Harina is a special corn flour that is the basic ingredient for corn tortillas.White corn flour blends well with other food ingredients and can be blended with wheat flour to reduce gluten for cakes, cookies, pastries and crackers.White corn flour is used as a filler, binder and thickener in cookie, pastry and meat industries. Season: available year-round.hite corn flour blends well with other food ingredients and can be blended with wheat flour to reduce gluten for cakes, cookies, pastries and crackers. White corn flour is used as a filler, binder and thickener in cookie, pastry and meat industries. Season: available year-round.