Break up the graham crackers. Then, add them to a meals processor. Pulse till crumbled. Add sugar and melted butter. Pulse yet another time till mixed.
Add this crumble combination to the ready pan. Then, press this combination firmly into the underside and 1 inch up the edges of the pan to create a crust.
Bake within the preheated oven for 10-12 minutes, or till flippantly browned. Let the crust cool utterly within the pan.
Make the creamy filling whereas the crust is cooling. Add condensed milk and egg yolk to a bowl. Whisk till easy. You need to use an electrical mixer or use a whisker. Then, add contemporary lemon juice and whisk till properly mixed.
When the graham cracker crust has cooled, pour this creamy lemon filling into it. Bake within the preheated oven for 15-20 minutes, or till the filling is ready and the crust is browned. Let the creamy sq. utterly cool within the pan on a cooling rack. You can too refrigerate the lemon squares after cooling to room temperature; it makes the creamy lemon squares firmer. Then, take away the lemon sq. from the pan utilizing the hanging parchment paper, and place it on a chopping board. Reduce the lemon sq. into 16 mini squares or 9 greater squares.
