Fresh manathakali seeds / Black Nightshades -1 cup
( Only green seeds not the ripe black fruits )
Turmeric powder-a pinch
Thick butter milk-1 & 1/2 tbsp
Soak all the ingredients together in a bowl.Leave it overnight.
Next day spread it on a plate & dry them in sun.
Dry them completely till all the curd as absorbed the seeds & are dry.
Store them in a container.
Fry in hot oil when needed & add it while making vatha kuzhambu.