Rice flour is a gluten-free flour also known as rice powder that is made from finely milled rice. It can be found in both white rice and brown rice forms and is a staple food in South India. Rice flour is used to make rice noodles and South Indian appams. It can also be used to thicken soups and stews. For a few of us, it’s a great gluten-free alternative to wheat flour.Cooking in an Indian kitchen, flours are an integral part of each and every dish. Flour provides the structure in baked goods.