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Export 11 ingredients for grocery delivery
Step 1
Prepare a 23cm square tin with baking paper, I spray baking spray first to help paper stick (size will impact height of slice so up to you!)
Step 2
Zest the lemon and orange using a fine grater and set aside
Step 3
Juice both the lemon and the orange together, drain the juice and set aside.
Step 4
Melt the condensed milk and butter together, either on the stove top gently or in the microwave in 30 second bursts in a covered microwave proof bowl, until butter completely melted.
Step 5
Crush the biscuits into a fine crumb (see above for methods)
Step 6
Add the coconut, melted butter/condensed milk mixture to the food processor and blend well.
Step 7
Add half the prepared zest to the base and 1 Tablespoon of juice to the base mixture and combine well.
Step 8
Pour the base mixture into the prepared tin, smooth out with the back of a spoon or your hand and refrigerate.
Step 9
In a medium bowl add the icing sugar, remaining zest and melted butter and gently stir.
Step 10
Add the remaining citrus juices a teaspoon at a time, mixing well, until you have the desired consistency, you may use an extra lemon for its juice or water if not wet enough
Step 11
Pour the icing over the base once slightly cooled and spread evenly
Step 12
Sprinkle with citrus zest or coconut and return to the fridge overnight or for at least 2 hours before slicing with a sharp warm knife to serve.
Step 13
Store in an airtight container.
Step 14
Enjoy!