Base
1 packet (250g) milk arrowroot biscuits (crushed)
1 cup desiccated coconut
250g sweetened condensed milk 125g melted butter
Juice & zest of 1 lemon
Topping
2 cups icing sugar
50g melted butter
3 tbsp lemon juice
Method
For the base:
Mix the crushed biscuits and the coconut. Add the rest of the base ingredients and combine thoroughly. Press into a greased slice tin (we used 27cm x 17cm).
For the topping:
Combine the topping ingredients in a large bowl and whisk until smooth. Spread the topping evenly over the base and refrigerate 1-2 hours. Cut into squares to serve.