take a frying pan and add all the ingredients expect TAMRIND PEICE,SALT,GARLIC & CURRY LEAVES to the pan,roast them stilll u observe nice roasted aromatic smell of them.roast them in a medium flame,mix well while roasting... then add curry leaves roast them still all the moisture of curry leaves goes out then let all the contents cool NOTE: garlic means 2 pieces of garic from 1 whole garlic ,generally a garlic contains 10 t0 12 pieces then take a mixer grinder and powder all the ingredients along with salt,garlic n tamrind then store it in a air tight container,if u want to add oil add some to the powder and store it...........sesame oil tastes good for this powder