Sunburst Lemon Bars

From that same PB Cookie Book

Base:
2 cups AP flour
1/2 cup powdered sugar
1 cup softened butter

Filling:
4 eggs, slightly beaten
2 cups sugar
1/4 cup AP flour
1 tsp baking powder
1/4 cup lemon juice

Frosting:
1 cup powdered sugar
2-3 Tbsp lemon juice

Heat oven to 350. In large bowl, combine all base ingredients at low speed until crumbly. Press mixture into bottom of ungreased 13 x 9 pan. Bake at 350 fr 20-30 minutes or until light brown.

Meanwhile, in large bowl, combine all filling ingredients except lemon juice. Blend well. Stir in 1/4 cup lemon juice. Pour mixture over warm base.

Bake at 350 for an additional 25-30 minutes or until top is lightly browned. Cool 1 hour.

In a small bowl, combine frosting ingredients & frost cooled bars. Cut into bars.