The yolk with white sugar turns white and becomes bigger.

Heat the milk with a little vanilla extract on low heat, and turn off the heat when it is about to boil.

Slowly pour the milk into the egg yolk, stirring while pouring.

Heat the mixture of eggs and milk in water to 85 degrees, and then cool it for later use.

Whip the whipped cream until 6 o'clock or 7 o'clock, and then mix it with the cooled eggs and milk.

Beat durian into mud, add half of 5 and mix to get durian ice cream.

Melt the chocolate and add half to five, which is the chocolate ice cream.

Put it in the refrigerator and stir it every hour until it stops stirring.