how to make basic sponge cake
1. Wrap the bottom of an 8" cake ring with wax paper
2. Melt butter in hot water bath
3. Sift flour
4. Preheat oven to 200C
1. Whisk eggs and sugar with electric mixer until thick and pale.
2. Fold in sifted flour
3. Stir in melted butter
4. Pour the batter in the prepared cake ring
5. Baked at 200C for 15 minutes. Leave to cool and unmould.
For different flavors:
Sugar 75g, flour 60g,
cocoa powder/green tea powder/red tea powder 15g,
egg 4, butter 5g