1, raw flour is not edible baking soda.

2, raw flour is a common term in the recipe, mostly used for thickening, hanging slurry, production with the raw flour used in mainland China and Taiwan is potato starch, in Hong Kong, China, the use of raw flour generally refers to European imports of windmill super raw flour (potato starch) and chestnut flour (corn starch). In Chinese cooking, in addition to thickening food to create a smooth texture, it is also commonly used as a marinade to soften meat. Raw flour has a wide range of uses, can be used as a seasoning for stir-fried vegetables, can also be made of cold noodles, can also be used to spread pancakes, the most important use of meat raw materials for the processing of sizing, thickening and so on.