Peel and chop ripe mangoes, then blend into a smooth puree.
In a saucepan, heat milk and sugar until the sugar dissolves.
Dissolve gelatin in warm water and add it to the milk mixture.
Combine the mango puree with the milk mixture and stir well.
Add cream for extra richness and mix thoroughly.
Pour the mixture into serving molds or cups.
Refrigerate for 3–4 hours until set.
Serve chilled, optionally topped with fresh mango cubes or cream.