How to make Besan flour at home

Ingredients:
Bengal Gram - 2 kgs

Method:
Wash and soak Bengal gram for about 1/2 an hour. Drain all the water and dry it in shade for about 1/2 day. keep it in sun for about 1/2 an hour. Grind it in flour mill to a fine powder. This can be used to make all kinds of savouries and sweets that call for besan flour. Bajjis made out of home made besan flour will not intake lots of oil.