Lemon Condensed Milk Fridge Slice is a no-bake dessert with a buttery biscuit base and smooth, tangy lemon filling that sets perfectly in the refrigerator.
2 cups crushed digestive biscuits or graham crackers
1/2 cup unsalted butter, melted
1 can 14 ounces sweetened condensed milk
1/2 cup fresh lemon juice
1 tablespoon finely grated lemon zest
Line an 8-inch square pan with parchment paper.
Mix crushed biscuits with melted butter until evenly combined.
Press mixture firmly into the pan and refrigerate for 20 minutes.
Stir condensed milk with lemon juice until slightly thickened.
Mix in lemon zest.
Pour filling over chilled base and smooth evenly.
Refrigerate for at least 4 hours or until firm.
Lift out and cut into squares before serving.
Press the base firmly to prevent crumbling.
Use fresh lemon juice for best flavor.
Chill overnight for clean slices.