1.Mix butter with sugar. (Mix until mixture turn white)

2.Add an egg into the mixture and mix it well.

3.Repeat step 2.（until all the eggs are added in）

4.Pour self-raising flour into the mixture spoon by spoon.

5.Mix the mixture about 10 to 15 minutes with moderate speed.

6.Pour the mixture into a cake mould.

7.Pre-heat the oven until 180 degree Celsius.

8.Bake the mixture with 180 degree Celsius for 25 minutes.