Here you go, you needed to look for Vanilla Slices. Ingredients 2 sheets frozen puff pastry 1/4 cup caster sugar 1/4 cup custard powder 1 cup cream 1 1/2 cups milk 1 teaspoon vanilla essence 25 g butter 1 1/2 cups icing sugar Directions 1Preheat oven to 210 deg celcius. 2Line oven trays with baking paper and place one pastry sheet on each tray. 3Prick with a fork and bake 10-15 mins Combine custard powder, sugar and cream in a saucepan over medium heat. 4Gradually add milk, stirring continuously until thick. 5Add vanilla. 6Cut cooked pastry to size of a brownie pan. 7Layer pastry-custard-pastry in tray. 8Make icing by combining butter and icing sugar over simmering water and mix until smooth. 9Pour over top of slice. 10Refrigerate.