Ingredients
2 x 250g packets Lemon Crisp biscuits
Custard
1/2 custard powder
1/3 cup caster sugar
1 1/2 cups milk
300ml tub thickened cream
2 tsps vanilla extract
Icing
1 1/2 tblsps fresh passionfruit pulp
1 cup icing sugar mixture
Method
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Grease a 20cm shallow, square cake pan a line base and side with baking paper, extending the paper 2cm above the pan edge.
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You will need 30 biscuits. Reserve the others for another use. Arrange half the biscuits over base of prepared pain.
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To make custard, whisk custard powder, sugar, and 1/2 cup milk in a medium saucepan until smooth. Whisk in the remaining milk, cream and vanilla. Cook over medium to low heat, whisking gently, until custard boils and thickens. TRansfer to a heatproof bowl. Cover surface with plastic wrap. Cool just to warm.
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Spoon custard over biscuits in pan. Spread evenly. Arrange the remaining biscuits in the same direction as on the base over the custard layer in the pan. Cover and refrigerate for 2 hours, or until cold.
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To make the icing, stir the passionfruit into the sugar in a bowl. Stir in 2 tsps water until it's a smooth consistency.
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Remove slice from pan. Trim edges. Using biscuits as a guide, cut the slice into pieces, trimming if needed. Drizzle over icing. Refrigerate until set.