2, egg yolks, milk poured into the pot, add cornstarch and stir well.
3, low heat will heat the pot, heating while constantly stirring, to be a paste in the pot, and then the pot into cold water to cool down.
4, mango cut into pieces and puree, slowly add to the custard pot, stirring well with it.
5. Whip the light cream with cold water, add sugar, then slowly pour the mango custard from the pot into the cream and mix well.
6, put into the refrigerator to freeze, every 30 minutes with a whisk, stirring 3 times and then put into the refrigerator to freeze overnight can be.