Fatless Sponge Cake

• Preparation time: 15 mins
• Cooking time: 30 mins

• Ingredients
  
  4 eggs
  5oz Flour
  5oz Caster Sugar

• Method

• Beat the separated egg yolks and the sugar in a warmed basin until they are thick and pale in colour, add grated lemon rind if desired and beat again.
• Whisk the whites of the eggs into a stiff froth so that they will remain in an inverted basin and fold them lightly into the egg yolks and sugar.
• Sieve in the flour and mix very lightly using a wooden spoon.
• Grease a tin and dust with caster sugar and flour, pour in the mixture and put at once into a hot oven.
• Bake for 30 minutes.