01 -
Gather the ingredients. Preheat the oven to 350 degrees F (175 degrees C).
02 -
To make the crust: Blend 2 cups flour, softened butter, and 1/2 cup sugar in a medium bowl until well combined.
03 -
Press crust into the bottom of an ungreased 9x13-inch pan.
04 -
Bake crust in the preheated oven until firm and golden, about 15 minutes.
05 -
Meanwhile, make the filling: Whisk remaining 1 1/2 cups sugar and 1/4 cup flour in a medium bowl. Whisk in eggs, then lemon juice until smooth.
06 -
Pour filling over the baked crust.
07 -
Bake in the preheated oven for 20 minutes. Set the pan aside to cool completely; the bars will firm up as they cool.
08 -
When cooled, cut bars into uniform squares.