Dissolve the corn flour in 2 tbsp milk so that there are no clumps. Then combine it with the rest of the milk, mango puree, condensed milk and eggs.
Scoop the batter into four-six metal molds. While preheating the oven to 170�C. Take a large shallow pan and fill it halfway with water. Put it in the oven while it is being preheated.
Place the four-six moulds in the pan with the warm water. Bake for 40 minutes till the flan is set.
Let it cool at room temperature before putting in the fridge to cool for 2-3 hours.