How to make Homemade Oats Flour?

To make a oats flour, dry roast the oats on a slow flame till it turns crisp.
Stir frequently and avoid burning the oats as it can give a very off taste.
Transfer roasted oats to another plate and let it cool completely.
Now blend in a grinder into a fine powder.

How to store Oats Flour?
Keep it in a cool, dry place in an airtight container. Oats flour lasts for about 4 months in the cabinet and 6 months in the refrigerator.