In Surabaya, spiku Surabaya refers to a three-layered cake, prepared using a different technique. Two batter mixes are prepared, one with naturally produced yellow colour, the other mixed with cocoa powder to produce a dark brown colour. The batter mixes are poured into two different baking tin and baked in the oven. To assemble, the cake is layered on top of the other with a thin layer of fruit jam in between.
MANGO LAYERS (MAKES TWO)
125 grams unsalted butter
60 grams caster sugar
10 medium-sized egg yolks
50 grams mango puree
30 grams plain flour
10 grams corn flour
10 grams milk powder
CHOCOLATE LAYER (MAKES ONE)
65 grams butter
50 grams caster sugar
5 medium-sized egg yolks
18 grams plain flour
10 grams cocoa powder
20 grams dark chocolate
Grease three 6 x 6-inch pans, line and grease again. Set aside.
TO MAKE THE MANGO LAYERS
1. Cream butter and sugar till fluffy. Add in egg yolks and mix well.
2. Add in mango puree.
3. Fold in sieved plain flour, milk powder and corn flour.
4. Gently mix with a spatula until well incorporated.
5. Pour into 2 pans, and bake in a preheated oven of 180 degrees Celcius for 18 minutes till cooked (when the skewer comes out clean).
6. Do the same for the chocolate layer.
1. When the cakes are cooled, place one orange layer and spread the top with jam, top with the chocolate layer.
2. Spread the top of the chocolate layer with mango jam, top with the other orange layer.
3. Cut and serve.