Lemony Bars

1 cup butter
1/2 cup powdered sugar
2 cups flour
1/2 tsp. salt
4 eggs, beaten until fluffy
2 cups sugar
5 Tbls. lemon juice
2 Tbls. grated lemon rind
Powdered sugar for topping

Preheat oven to 300 degrees. In a large bowl, cream together butter and 1/2 cup powdered sugar; then blend in flour and salt. Press mixture down in a flat buttered cookie pan. Bake at 300 degrees for 20 minutes. While crust is baking, in a medium bowl blend together eggs, sugar, lemon juice and rind. Pour over crust. Raise oven temperature to 350 and bake for an additional 15-20 minutes. Remove from oven and cool. When cooled, sprinkle generously with additional powdered sugar. Enjoy!