175g butter
125g sugar
1.5 cups flour
1 tspn BP
Mix and press half of this base mixture into sponge roll tin.
Centre mixture:
1/2 tin condensed milk
50g butter
2 tblspns golden syrup.
Blend all together over med heat.
Pour onto base.
Topping:
Crumble other half of base mixture on top.
Bake in moderate oven for 25 minutes, until lightly brown.