Easy Sponge Cake - cooking recipe

Ingredients

1/2 teaspoon vanilla essence
3/4 cup cornflour
3/4 cup caster sugar
1 tablespoon custard powder
4 eggs
1/2 teaspoon bicarbonate of soda
1 teaspoon cream of tartar

Preparation

Preheat oven to 180C (350F).
Grease and flour two round 20 cm (8\") cake tins using 1 teaspoon castor sugar and 1 teaspoon flour mixed together.
Sift dry ingredients together 3 times.
Separate egg whites from yolks carefully making sure no yolk is mixed into the white.
Beat whites with a pinch of salt until stiff peaks form.
Gradually add sugar and yolks one at a time. Add vanilla.
Gently fold in the dry ingredients until just barely mixed through.
Pour evenly into the 2 tins.
Bake for 20-25 minutes.
Turn out to cool on racks immediately.
When cool, sandwich with jam and whipped cream. Ice and decorate top.