Crust: 1 1/2 C flour 2/3 C confectioner's sugar 3/4 C butter, softened
Cream together and pat into greased 13"X9" pan. Bake 20 minutes until slightly golden. While its baking, prepare the filling.
Filling: 3 eggs 1 1/2 C sugar 2 Tbs flour 1/4 C lemon juice
Whisk everything together until frothy. Pour over the hot crust, and return to oven to bake an additional 20-25 minutes until light golden. Cool on a wire rack. Dust with confectioner's sugar. Cut into squares to serve.