1 egg white
1/4 tsp salt
1/2 cup sugar
1 egg yolk
1/2 cup milk
1 Tbs grated lemon rind
1 cup flour
1 tsp baking powder
1 Tbs melted butter
1 apple
Grease 7" tin. Beat egg white & salt till soft peaks form. Gradually beat in sugar. Stir in egg yolk, milk & lemon rind. Sift in flour & baking powder. Mix in with melted butter. Spread in tin. Peel, core &Y thinly slice apple & arrange on top of cake. Sprinkle 1 tsp sugar & 1/2 tsp cinnamon over. Bake 30-35 mins 180 degC.