This sponge is simple to make but you do need to be gentle while folding in the flour and milk so that you don't lose the aeration.
Ingredients:
170g softened butter
170g castor sugar
3 eggs, beaten
170g SR flour
1 teaspoon baking powder
2 tablespoons milk
1 teaspoon vanilla extract
Method:
Heat your oven to moderate heat
grease and flour 2 sandwich tins (small round cake pans)
cream butter and sugar really well, until the sugar dissolves then gradually add the beaten eggs, mixing well.
remove the bowl from the mixer and using a spoon, gently fold in the sifted flour and baking powder
add the milk and vanilla, again folding gently
divide the mixture between the two pans
bake for 20 minutes
allow to cool on a rack then decorate as desired.