Sponge base, see sockerkaka.txt

But bake until just getting colour and semi-stiff, 25:ish minutes.

Tosca: 

300 ml nuts
75 g butter
50 g sugar
50 g light/golden syrup / treacle ("ljus sirap")
15 g flour
25 g milk

Chop nuts coarse.

Melt butter.

Stir sugar, syrup, flour, milk in and boil while stirring until it thickens.

Stir in nuts. Spread over cake and bake until topping colours, about 15 mins.