Incredible Lemon Squares

Directions

1. 1
   Preheat oven to 350.
2. 2
   In medium bowl, cream butter and 1/2 cup icing sugar.
3. 3
   Add 2 cups flour and stir with wooden spoon until well combined.
4. 4
   Pat evenly into a 13 by 9 inch baking pan. Bake for 20 minutes.
5. 5
   Combine eggs, sugar, remaining 1/3 cup flour, lemon juice and baking powder in blender container; cover and blend for 5 seconds. Scrape down sides of blender and blend another 5 seconds.
6. 6
   Pour over partially baked crust and bake another 25 minutes or until light brown.
7. 7
   Cool completely on wire rack.
8. 8
   Sprinkle with remaining icing sugar.
9. 9
   Cut into 32 squares.