Onion vadagam or thalipu vengaya vadagam a ready to use Indian seasoning or tempering content. Which stays good even above 6 months. Check the contents below its easy to make the drying process is little lengthy so people avoided using this wonderful easy to use onion vadagam. Those days a group of ladies either a neighbour or some relatives together prepare this vadagam in large quantity and divide among themselves to use it that year fully. That is the purpose they made it in balls, it is easy to divide. But if you are preparing it for yourself you no need to make balls dry it in loose form and store it in loose form. It is easy to maintain and store. Because a tsp of this onion vadagam is used at a time for tempering. It has such a great aroma and tastes good. Make sure you are not burning them.
Most of them add urad dal and channa dal along with this but i didnt use that because we will not add urad dal and channa dal in temperings for sambhar or karakuzhambu. But if you wish you can add those dals too but wash and clean them properly before use.