Lemon Squares

1/2 c. powdered sugar
1/4 tsp. salt
2 c. flour
1 c. butter

Mix above in order listed. Bake in a 9x13 pan for 15 minutes at 350. Remove from oven and spread with the following mixture:

2 c. granulated sugar
1 tsp baking powder
1/4 tsp salt
4 eggs, slightly beaten
4 T lemon juice and zest
1/4 c flour

Return to oven and bake 20 minutes longer at 350.

When cool, sprinkle with powdered sugar or spread with the following glaze:

4 T lemon juice
1 1/2 c. powdered sugar
2 T melted butter.