A rich and delicious cookie bar with a buttery shortbread crust topped with a sweet-tart lemony custard filling.

Rich Lemon Bars

1 1/2 cups plus 3 tablespoons all-purpose flour

1/2 cup powdered sugar

3/4 cup cold butter or margarine

4 large eggs, slightly beaten

1 1/2 cups granulated sugar

1 teaspoon baking powder

1/2 cup fresh lemon juice

Additional powdered sugar

1. Preheat oven to 350°F (175°C). Lightly grease a 13 x 9 x 2-inch baking pan; set aside.
2. In medium mixing bowl, combine 1 1/2 cups flour and powdered sugar; cut in butter until crumbly.
3. Press mixture onto the bottom of prepared baking pan; bake for 15 minutes.
4. Meanwhile, in large mixing bowl, combine eggs, sugar, baking powder, lemon juice and remaining 3 tablespoons flour; mix well. Pour over baked crust; bake for additional 20 to 25 minutes or until golden brown. Cool completely.
5. Sprinkle with additional powdered sugar, if desired. Cut into bars. Store in refrigerator; serve at room temperature.

Makes about 30 bars.