Preheat oven to 180 degrees C. Grease two sponge tins.
In a mixing bowl, combine one cup sifted flour, salt, sugar, eggs, vanilla. Place copha in a saucepan, chop roughly and melt over gentle heat. Add measured milk to the copha. Pour into the other ingredients then beat for 5-8 minutes. Beat in remaining flour then beat for 1 more minute.
Place in tins then bake for 30-35 minutes. Allow to cool before icing with your favourite icing.