Now grind the mint leaves,1 tsp cumin seeds,green chillies and long melon grind it very well.
Now add yogurt in the grinder and grind it slighly take out in the bowl or any dish.
Heat a oil in fry pan and add whole red chillies,cumin seeds and chopped garlic, when garlic and cumin seeds turns into brown color then put this tarka in the long melon mixture.