Lemon Cheese Slice

Filling
1 c water
1 c sugar
2 lemons - grated rind and juice
¼ c custard powder
1 T butter
Bring water, sugar and lemon rind to the boil. Thicken with custard powder and lemon juice. Add butter and leave to cool.
Base
125g butter
½ c sugar
1 egg
2 c flour
2 tsp baking powder
Cream butter and sugar, add egg, beat, stir in sifted ingredients. Press half mixture into a 12x18" tin, pour on filling, crumble rest of mixture over the top. Bake @ 180C for 20-30 minutes.

The filling is awesome as a filling for Lemon Meringue Pie.