簡單而不油的海棉蛋糕，simple sponge cake

這是全蛋法，即是不用分開蛋白和蛋黃來打，是成隻蛋和糖一起打的。

greased and floured the baking tin

4 eggs, 5oz. p.flour, 4.5oz  fine sugar

texture of egg and sugar after whisked is very smooth, use slow speed is the key to obtain such smooth result.

flour mixed to the whisked egg , the volume of the egg mixture drop dramatically, as it is has no water in this cake, the texture of the batter is quite thick.

mixed in 1 oz. warm melted butter, and now the batter is ready to be baked.

8 inch round baking tin, 160 degree, middle shelf in the oven take 45min.( use a shallower baking tin will be more suitable).

off the baking tin.

texture of the cake is quite dense, good.

have a look of the close up.

ready to go to the lunch box!

simple and yum!