corn flour is used as a for puddings and similar method.It is commonly used as a thickener for soups, stews, sauces and other dishes. Corn flour is used as breading in the Italian cuisine. One can make a simple pudding with cornstarch, milk, and sugar.A type of flour milled from dried kernels of yellow corn. It is similar to cornmeal except that it is ground to a finer consistency than cornmeal. It is used to make cornbread, muffins, pancakes, polenta, and tortillas. Corn flour is very useful for gluten-free quick bread. custard powder is a containing cornflour, sugar, etc, for thickening milk to make a yellow sauce See custard.The original custard powder contained cornstarch, salt, vanilla flavoring and annatto coloring, and was cooked with milk to make pudding. It is still available, with the same ingredients. Most common custards are used as desserts or dessert sauces and typically include sugar and vanilla. Baking powder is most often used to leaven muffins, pancakes, quick bread or other mixtures that use a loose batter.Baking powder is an ingredient used in cake making. It causes cakes to rise when they are in the oven.