chocolate sponge cake

Ingredients (for 8inch)

Ingredients A

egg yolk 5

caster sugar 50g

milk 80g

cornoil 60g

cake flour 130g

cocoa powder 30g

baking powder 1/2tsp

vanilla extract 1/4tsp

Ingredients B 

egg white 5

caster sugar 100g

cream of tartar 1/4tsp

Method

1.Whisk egg yolk . Add in caster sugar &vanilla extract & milk and oil mix well.
2. Sift in flour  into the egg yolk mixture.
3. Beat egg whites with cream of tartar until foamy and then add in sugar and beat till stiff
4. Fold in half of the egg whites into the mixture and mix well.
   Then add in the other half and mix them evenly.
5. Fill the mixture into the 8 inch pan.
6. Bake at preheated oven at 150c for 45mins. Invert mould immediately to cool