GF powdered sugar
eggs, lightly beaten
Preheat oven to 350 degrees.
Combine 1 ½ cup GF flour mix, powdered sugar, and butter. May use pastry blender.
Pat into a greased 9×13 inch pan. Bake for 20 minutes. Remove from oven.
Meanwhile, mix sugar with 3 Tbsp flour. Then whisk in eggs and lemon juice. Pour this mixture over the slightly cooled crust.
Return pan to oven and bake 20-25 minutes more, or until light golden brown.
Cool in pan on wire rack. Dust with powdered sugar and cut into squares.