Ingredients

1 and 1/2 cups of sugar
1 cup of butter
2 and 1/2 cups of flour
2 cups yoghurt
5 eggs separated
2 and 1/2 teaspoons of baking powder
2 teaspoons of lemon zest

Method

1. Sift flour and baking powder and put aside
2. Beat the eggs with the sugar till white and fluffy
3. Add eggs one by one and beat
4. Add yoghurt
5. Add the lemon zest
6. Add the flour and mix well
7. Beat egg white into a meringue
8. Add the meringue to the flour mixture mixing gently but thoroughly with a wooden spoon
9. Pour into a greased and lined cake tin and bake in a preheated oven of 180c for 1 hour
10. Cool and sprinkle with icing sugar and cinnamon