Mix the flour,baking powder,cinnamon and milk in a bowl.mix until creamy.

Cream the margarine and brown sugar.

Add one egg at a time.add one egg and mix.for better results use an electric mixer.

Add the egg mixture into the flour mixture and mix to a smooth paste.

Pre-heat the oven to 20 degrees.

Put the cake in wait for 30-35 mins.

For the frosting, put 40g of sugar powder and melted chocolate and milk mix till creamy.

When the cake is done in the oven,wait for it to cool for 2 hours.

When it has cooled add the frosting and if you can decorate with sprinkles