Chatpata Buttermilk Chatpata Buttermilk is something you will look forward to everyday of this scorching summer. List Of Ingredients: 1. Buttermilk – 1 glass2. Rasatva calcutta chaat masala – 1-2 tbsp3. Rasatva black salt – 1 tbsp No. of Ingredients – 3Preparatation Time – 2 minCooking Time – N/AServings – 1 Recipe: 1. Take a glass of fresh buttermilk, add 1-2 tbsp calcutta chaat masala and 1 tbsp black salt. 2. Add 3-4 icecubes, mix well with spoon. 3. Garnish with mint leaves.