Custard biscuits.
250g margarine
3/4 icing suger
3/4 Custard powder
3/4 maizena/ cornflour 
2 cups flour

Method.
Beat margarine suger and custard till smooth and creamy add maizena and mix add flour bit by bit till smooth. Bake for 10 minutes.

Chocolate biscuits 
Substitute custard with chocolate.

Melting moments.
500g margarine
3eggs 
2 cups icing suger 
1 tsp Vanilla essence
6 cups flour

Ginger biscuits 
On melting moments I added 12 spoons ginger.

Source: Lets Eat Yummy