Firstly, in a large mixing bowl take 1 tsp of gelatin and add 2 tbsp hot water.Mix well and dissolve it completely.Further add 2 cups of mango puree.Mix well making sure the pulp gets mixed up with gelatine uniformly.Furthermore, place the serving glass in a bowl so that it gets tilted slightly.Pour in prepared mango mixture till it reaches the rim.Now refrigerate it for 2 hours or overnight, till it sets completely.After 2 hours, make sure to check the mango has set completely.Now prepare cream layer by heating up milk.Add in 1 tsp gelatin and whisk well.Cook the milk on medium-low heat till it steams (do not boil).Further add 1 cup cream and whisk well.Additionally add ½ cup powdered sugar, 1 tsp vanilla extract and pinch of salt.Whisk and dissolve the sugar completely.Let the milk cool for 10 minutes before pouring to the glass.Pour the milk into glass.Refrigerate it for 2 hours or overnight, till it sets completely.Finally, garnish with few chopped mangoes and enjoy mango panna cotta .