In a pan, temper 1 tsp oil, 2 tsp chana dal, 1 tsp urad dal and pinch of hing.
Once the dals are fried, add two inches of chopped ginger, 1/2 cup mint leaves and fry well.
Next add 1 big chopped tomato, 1 or 2 kashmiri chilli (based on your spice level), peanut sized tamrind, salt and mix them well.
Cook till tomatoes get mushy.
Add 4-5 tsp of grated coconut at the end. Cool it down and grind.
In a tempering pan, add 1 tsp oil, 1 tsp mustard seeds, 1 spring curry leaves at the end. Pour it over the ground mix. It is done.