Boiled Custard (Age: 8 Months +) Posted On Sunday, April 9, 2006 Boiled Custard Age: 8 Months + 200mls milk 1 egg yolk 2 tsp sugar 2 tsp cornflour Beat egg yolk, cornflour and sugar together. Add milk. Cook in double saucepan, stirring continuously, until custard thickens and coats the spoon. Add a Comment Cancel replyYou must be logged in to post a comment. This site uses Akismet to reduce spam. Learn how your comment data is processed.