Lemon Delicious slice

Hey guys,
This slice is great for the lemon lovers and loved by the ones who aren't.
Its not to tart, so has the right balance of sweetness.
Give it a go :)

Makes:24 pieces

Ingredients :

• 150g unsalted butter, chopped
• 1/2 teaspoon vanilla extract
• 1/3 cup caster sugar
• 1 tablespoon cornflour
• 1 1/3 cups plain flour
• Icing sugar mixture, to serve

Lemon topping :

• 4 eggs
• 1 teaspoon finely grated lemon rind
• 1/3 cup plain flour
• 1 1/3 cups caster sugar
• 2/3 cup lemon juice

Method:

1. Preheat oven to 180°C/160°C fan-forced. Grease a 16cm x 26cm slice pan. Line with baking paper. Place butter in a large microwave-safe bowl. Microwave  for 1 minute or until melted. Set aside to cool. Stir in vanilla and sugar. Sift flours over butter mixture. Using a wooden spoon, stir until a soft dough forms. Transfer to prepared pan. Press into pan. Bake for 15 to 20 minutes or until golden. Remove from oven. Set aside to cool.
2. Make topping Whisk eggs, lemon rind, flour and sugar together until smooth. Add lemon juice. Whisk to combine. Pour over base. Bake for 15 minutes or until just set. Cool completely in pan. Cut into pieces. Serve and enjoy :)